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| 1. Polynomial addition - (x^3-12*x^2-42)+(x^2+x-3) | | 2. Polynomial subtraction - (x^3-12*x^2-42)-(x^2+x-3) | | 3. Polynomial multiplicaiton - (x^3-12*x^2-42)*(x^2+x-3) | | 4. long division (x^4+6x^2+2)/(x^2+5) | | 5. Synthetic division (3x^3-2x^2+3x-4)/(x-3) | | 6. Ascending order -2x^2+3x^3+3x-4 | | 7. Descending order -2x^2+3x^3+3x-4 | | 8. Degree of polynomial 3x^3-2x^2+3x-4 | | 9. Degree 3x^3-2x^2+3x-4 | | 10. Leading Term 3x^3-2x^2+3x-4 | | 11. Leading Coefficient 3x^3-2x^2+3x-4 | | 12. Is Polynomial x^2-4x+4 | | 13. Determine if Polynomial x^2-4x+4 | | 14. Find roots x^3-9x^2+18x-8=0 | | 15. Find zeros x^3-9x^2+18x-8 | | 16. reduce (x^3+5*x+2*x^2+10)/(x+2) | | 17. simplify (x^3+5*x+2*x^2+10)/(x+2) | | 18. solve 2x+5=9 | | 19. evaluate 3x+8 for x=9 | | 20. evaluate 4y+x for y=2,x=3 | | 21. 2x+5=9 | | 22. 4y+x, y=2,x=3 | | 23. Rational expression - (2x+8)/(3x+1)-(x+4)/(7x+1) | | 24. Polynomial - factor x^2-3x+2 | | 25. Polynomial - expand (x+3)(x+2) | | 26. Polynomial - expand 102^2 | | 27. complete the square 3x^2+5x+4 | | 28. is perfect square x^2+4x+4 | | 29. Perfect square trinomial - missing first term 12x^2+9 | | 30. Perfect square trinomial - missing middle term x^2+4 | | 31. Perfect square trinomial - missing last term x^2+4*x | | 32. Polynomial - HCF (2X^2-4X),(3X^4-12X^2),(2X^5-2X^4-4X^3) | | 33. Polynomial - GCF (2X^2-4X),(3X^4-12X^2),(2X^5-2X^4-4X^3) | | 34. Polynomial - GCD (2X^2-4X),(3X^4-12X^2),(2X^5-2X^4-4X^3) | | 35. Polynomial - LCM (2X^2-4X),(3X^4-12X^2),(2X^5-2X^4-4X^3) | | 36. Quadratic Equation - x^2-5x+6=0 | | 37. Quadratic Equation - Discriminant and Nature of Roots x^2-5x+3=0 | | 38. Quadratic Equation - Discriminant x^2-5x+3=0 | | 39. Quadratic Equation - find quadratic equation, roots alpha=3, beta=-4 | | 40. Roots of Non-Quadratic Equation - (x^2+1/x^2)-8(x+1/x)+14=0 | | 41. Roots of Non-Quadratic Equation - (x^2+1/x^2)-8(x-1/x)+14=0 | | 42. Quadratic Equation - (x)/(x+1)+(x+1)/(x)=5/2 | | 43. Quadratic Equation - 4((4x+1)/(4x-1))^(2)+(4x+1)/(4x-1)=3 | | 44. Quadratic Equation - (4x+1)/(4x-1)+(4x-1)/(4x+1)=3 | | 45. Solve linear equations - 7y+2x=11,3x-y=5 | | 46. Solve linear equations - Substitution 7y+2x=11,3x-y=5 | | 47. Solve linear equations - Elimination 7y+2x=11,3x-y=5 | | 48. Solve linear equations - Cross Multiplication 7y+2x=11,3x-y=5 | | 49. Solve linear equations - Addition subtraction 7y+2x=11,3x-y=5 | | 50. Solve linear equations - Graphical 7y+2x=11,3x-y=5 | | 51. Solve linear equations - Inverse matrix 7y+2x=11,3x-y=5 | | 52. Solve linear equations - Cramer's Rule 7y+2x=11,3x-y=5 | | 53. Solve linear equations - Gauss Elimination 7y+2x=11,3x-y=5 | | 54. Solve linear equations - Gauss Jordan Elimination 7y+2x=11,3x-y=5 | | 55. Solve linear equations - Gauss Elimination Back Substitution 7y+2x=11,3x-y=5 | | 56. Solve linear equations - Gauss Seidel 7y+2x=11,3x-y=5 | | 57. Solve linear equations - Gauss Seidel 7y+2x=11,3x-y=5, Initial (x,y)=(1,1) | | 58. Solve linear equations (Sor method) - successive over-relaxation 3x-y+z=-1,-x+3y-z=7,x-y+3z=-7, Initial (x,y,z)=(0,0,0) | | 59. Solve linear equations - Gauss Jacobi 7y+2x=11,3x-y=5 | | 60. Solve linear equations - Gauss Jacobi 7y+2x=11,3x-y=5, Initial (x,y)=(1,1) | | 61. Solve linear equations - Elimination x+y+z=9,2x+y-z=0,2x+5y+7z=52 | | 62. Solve linear equations - lu decomposition 7y+2x=11,3x-y=5 | | 63. Solve linear equations - Crout's method 7y+2x=11,3x-y=5 | | 64. Solve linear equations - cholesky decomposition 25x+15y-5z=35,15x+18y+0z=33,-5x+0y+11z=6 | | 65. Variation - x prop y and x=4 when y=2. Find y when x=18 | | 66. Variation - x prop 1/y^3 and x=16 when y=12. Find y when x=54 | | 67. Variation - x prop y^3/z and x=8 when y=4, z=3. Find x when y=6, z=4 | | 68. Variation - If 5x-7y prop 6x+3y then prove that x prop y | | 69. Variation - If x prop y then prove that x^3+y^3 prop x^2y-xy^2 | | 70. Expansion - If x+1/x=2 then find x-1/x | | 71. Expansion - If x+y=5 and xy=6, then find x^2+y^2 | | 72. Expansion - If x+y+z=9 and x^2+y^2+z^2=29, then find xy+yz+zx | | 73. interval notation x<=5, x in N | | 74. interval notation 1< x<7, x is even | | 75. set builder notation {2,3,5,7,11} | | 76. Set theory - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A union B | | 77. Set theory - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A intersect B | | 78. Set theory - Complement - A={x<=5, x in N}, B={2<=x<=8, x in N}, U={1<=x<=10, x in N}, find (A union B)' = A' intersect B' | | 79. Set theory - Power set(Proper Subset) - A={x<=5, x in N}, find P(A) | | 80. Set theory - Difference - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A-B | | 81. Set theory - Symmetric difference - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A delta B | | 82. Set theory - Cross Product - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A cross B | | 83. Set theory - A={x<=5, x in N}, B={3<=x<=7, x in N}, C={1<=x<=3, x in N}, find A union (B union C) = (A union B) union C | | 84. Set theory - Cardinality - A={x<=5, x in N}, find |A| | | 85. Set theory - A={x<=5, x in N}, find 1 belongsto A | | 86. Set theory - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A subset B | | 87. Set theory - is equal set - A={x<=5, x in N}, B={2<=x<=8, x in N}, find A = B | | 88. Function - f(x)=2x+3,g(x)=-x^2+5, Find f(g(x)) | | 89. Function - f(x)=4x+1, g(x)=2x-3, Find gof(2) | | 90. Function - f(x)=4x+1, g(x)=2x-3, Find (f+g)(2) | | 91. Function - f(x)=4x+1, g(x)=2x-3, Find (f-g)(x) | | 92. Function - f(x)=4x+1, g(x)=2x-3, Find (f*g)(x) | | 93. Function - f(x)=x^2-y^2, g(x)=x-y, Find (f/g)(x) | | 94. Function - f(x)=2x+3, f(x+2) | | 95. Function - f(x)=x^2-2^x, Find f(2)-f(0) | | 96. Function - f(x)=4x+1, g(x)=2x-3, Find f(2)-g(3) | | 97. Function - f(x)=2x+3, A={x<=5, x in N}, Find range | | 98. Function - f(x)=2x+3, A={1,2,3}, Find range | | 99. Descartes rule x^3+3x^2+3x+1 | | 100. Ratio and proportion - duplicate ratio 2:3 | | 101. Ratio and proportion - triplicate ratio 2:3 | | 102. Ratio and proportion - subduplicate ratio 16:25 | | 103. Ratio and proportion - subtriplicate ratio 8:27 | | 104. Ratio and proportion - compounded ratio 2:3,3:4,4:5 | | 105. Ratio and proportion - mean proportional 8,32 | | 106. Ratio and proportion - third proportional 16,36 | | 107. Ratio and proportion - fourth proportional 3,7,15 | | 108. Ratio and proportion - compare ratios 2:3,3:4 | | 109. In ratio and proportion, if a:b:c=2:3:5 then find (a^2+b^2+c^2)/(ab+bc+ca) | | 110. In ratio and proportion, if x:30=12:20, then find x | | 111. In ratio and proportion, if a/b=2/3, then find (2a-3b)/(a-2b) | | 112. In ratio and proportion, if 2a=3b=7c, then find a:b:c | | 113. In ratio and proportion, if a:b=2:3,b:c=4:5, then find a:b:c | | 114. In ratio and proportion, if a/b=c/d=e/f then prove that (2a+3c-4e)/(2b+3d-4f)=(5a-4c+3e)/(5b-4d+3f) | | 115. In ratio and proportion, if x/(b^2-c^2)=y/(c^2-a^2)=z/(a^2-b^2) then prove that x+y+z=0 | | 116. In ratio and proportion, if x/(y+z)=y/(z+x)=z/(x+y) then prove each ratio = 1/2 or -1 | | 117. In ratio and proportion, if (5a+6b)/(7c)=(6b+7c)/(5a)=(7c+5a)/(6b) then prove that each ratio = 2,-1 | | 118. Ratio and proportion - geometric mean 4x^3, 9x | | 119. Ratio and proportion - if geometric mean 18 and x is 12, find value of x | | 120. Partial Fraction (5x-4)/(x^2-x-2) | | 121. log(3,5)*log(25,27) | | 122. log(x)+log(1+x)=0 | | 123. long addition - 315+432 | | 124. long subtraction - 315-432 | | 125. long multiplication - 315*432 | | 126. long division 25/30 | | 127. simplify 25/30 | | 128. simplify 2/3-3/2+1/4 | | 129. place value of 2 in 12345 | | 130. roman 10 | | 131. isprime 37 | | 132. 5th prime | | 133. primes between 1 and 100 | | 134. Number to word - pronounce 43210 | | 135. Number to word - spell 43210 | | 136. Determine the type of number 25, 3.76 | | 137. Determine if Rational 25, 3.76 | | 138. factors 45 | | 139. prime factors 45 | | 140. all factors 45 | | 141. divisors 45 | | 142. GCF 20,30,100 | | 143. HCF 20,30,100 | | 144. GCD 20,30,100 | | 145. LCM 20,30,100 | | 146. HCF by long division 20,30,100 | | 147. LCM by long division 20,30,100 | | 148. leap year 2010 | | 149. leap year 2010,2020 | | 150. decimal to fraction 0.3535 | | 151. fraction to decimal 1/2 | | 152. reduce fraction 4/8 | | 153. decimal to scientific 0.008 | | 154. scientific to decimal 8*10^-3 | | 155. mixed to improper fraction 3 1/24 | | 156. improper to mixed fraction 27/24 | | 157. round off 35463.15365 at 1 decimal place | | 158. modulo - 14 mod 3 | | 159. compare fraction 3/4,5/6 | | 160. ascending order 1/2,2/3,1/4 | | 161. descending order 1/2,2/3,1/4 | | 162. LCD 1/2,3/4,5/6 | | 163. Reciprocal 7/6 | | 164. square - 216^2 | | 165. cube - 216^3 | | 166. power - 216^4 | | 167. square root 25 | | 168. is perfect square 25 | | 169. cube root 27 | | 170. square root long division 25 | | 171. cube root long division 27 | | 172. 5th root 32 | | 173. Complementary angle 30 | | 174. Supplementary angle 30 | | 175. Reference angle 30 | | 176. Quadrant of angle 30 | | 177. Divisibility rules - is 156 divisible by 2 | | 178. Divisibility rules - is 156 divisible by 3 | | 179. Series - next term 3,6,18,72 | | 180. Series - next 2 term 3,6,18,72 | | 181. Series - 3,6,18,72,... | | 182. angle to degree 67.245 | | 183. Length Conversion 10 Kilometers to Meters | | 184. Speed Conversion 10 Kilometers/Hour to Meters/Second | | 185. Power Conversion 19 Horsepower to Watts | | 186. Temperature Conversion 19 C to F | | 187. Mass Conversion 15 Kilograms to Grams | | 188. Volume Conversion 17 Liters to Milliliters | | 189. Money Conversion 5 Rupees to Paise | | 190. Time Conversion 30 Days to Minutes | | 191. 15 Radian to Degree | | 192. 30 degree to radian | | 193. percentage to decimal - 84% to decimal | | 194. percentage to fraction - 5% to fraction | | 195. fraction to percentage - 3/4 to percent | | 196. decimal to percentage - 0.25 to percent | | 197. Power - 5^50 | | 198. Factorial - 10! | | 199. Permutation nPr - 5p2 | | 200. Combination nCr - 5c2 | | 201. Permutation - How many words can be formed from the letters of the word daughter? | | 202. permutations of {a, b, c, d} | | 203. permutations without repetition of {a, b, c, d} | | 204. permutations with repetition of {a, b, c, d} | | 205. Combinations without repetition of {a, b, c, d} | | 206. Combinations with repetition of {a, b, c, d} | | 207. binary addition 10101+011 | | 208. binary subtraction 10101-011 | | 209. binary multiplication 10101*011 | | 210. binary division 10101/011 | | 211. octal addition 654+461 | | 212. octal subtraction 654-461 | | 213. octal multiplication 654*461 | | 214. octal division 654/4 | | 215. hexadecimal addition BAC+AB | | 216. hexadecimal subtraction BAC-AB | | 217. hexadecimal multiplication BAC*AB | | 218. hexadecimal division BAC/AB | | 219. Other base addition - 7 base addition 604+461 | | 220. Other base subtraction - 7 base subtraction 604-461 | | 221. Other base multiplication - 7 base multiplication 604*461 | | 222. Other base division - 7 base division 604/4 | | 223. bcd addition 984+599 | | 224. excess3 addition 984+599 | | 225. bcd subtraction using 9's complement 984-599 | | 226. bcd subtraction using 10's complement 984-599 | | 227. excess3 subtraction using 9's complement 984-599 | | 228. excess3 subtraction using 10's complement 984-599 | | 229. decimal to binary - (65)10=(?)2 | | 230. decimal to octal - (65)10=(?)8 | | 231. decimal to hexadecimal - (65)10=(?)16 | | 232. decimal to other base - (65)10=(?)7 | | 233. binary to octal - (1101101)2=(?)8 | | 234. binary to decimal - (1101101)2=(?)10 | | 235. binary to hexadecimal - (1101101)2=(?)16 | | 236. binary to other base - (1101101)2=(?)7 | | 237. octal to binary - (765)8=(?)2 | | 238. octal to decimal - (765)8=(?)10 | | 239. octal to hexadecimal - (765)8=(?)16 | | 240. octal to other base - (765)8=(?)7 | | 241. hexadecimal to binary - (a10)16=(?)2 | | 242. hexadecimal to octal - (a10)16=(?)8 | | 243. hexadecimal to decimal - (a10)16=(?)10 | | 244. hexadecimal to other base - (a10)16=(?)7 | | 245. other base to binary - (615)7=(?)2 | | 246. other base to octal - (615)7=(?)8 | | 247. other base to decimal - (615)7=(?)10 | | 248. other base to hexadecimal - (615)7=(?)16 | | 249. other base to other base - (615)7=(?)12 | | 250. decimal to bcd - (65)10=(?)bcd | | 251. binary to bcd - (101001)2=(?)bcd | | 252. octal to bcd - (65)8=(?)bcd | | 253. hexadecimal to bcd - (65)16=(?)bcd | | 254. bcd to decimal - (101001)bcd=(?)10 | | 255. bcd to binary - (101001)bcd=(?)2 | | 256. bcd to octal - (101001)bcd=(?)8 | | 257. bcd to hexadecimal - (101001)bcd=(?)16 | | 258. bcd to excess3 - (101001)bcd=(?)ex3 | | 259. decimal to excess3 - (65)10=(?)ex3 | | 260. binary to excess3 - (101001)2=(?)ex3 | | 261. octal to excess3 - octal to excess3 65 | | 262. hexadecimal to excess3 - (65)8=(?)ex3 | | 263. excess3 to decimal - (10011010)ex3=(?)10 | | 264. excess3 to binary - (10011010)ex3=(?)2 | | 265. excess3 to octal - (10011010)ex3=(?)8 | | 266. excess3 to hexadecimal - (10011010)ex3=(?)16 | | 267. excess3 to bcd - (10011010)ex3=(?)bcd | | 268. decimal to gray code - (65)10=(?)gray | | 269. binary to gray code - (101001)2=(?)gray | | 270. octal to gray code - (65)8=(?)gray | | 271. hexadecimal to gray code - (65)16=(?)gray | | 272. gray code to decimal - (101001)gray=(?)10 | | 273. gray code to binary - (101001)gray=(?)2 | | 274. gray code to octal - (101001)gray=(?)8 | | 275. gray code to hexadecimal - (101001)gray=(?)16 | | 276. table of 15 | | 277. table of 15,25,30 | | 278. table from 1 to 20 | | 279. Tables - Addition table / Chart | | 280. Multiplication table / Chart | | 281. Roman Numerals Generator | | 282. Table of Squares Generator | | 283. Table of Cubes Generator | | 284. Power table Generator | | 285. Factorial table Generator | | 286. Number system conversion table | | 287. Sine | sin(x) table Generator | | 288. Cosine | cos(x) table Generator | | 289. Tangent | tan(x) table Generator | | 290. Sine, Cosine, Tangent table Generator | | 291. Area formula | | 292. Volume formula | | 293. Polynomial - Factors formula | | 294. pythagorean ab=3,bc=4,ac | | 295. pythagoras ab=3,ac=5,bc | | 296. Volume - for cuboid Length=3,Breadth=4 and Height=5. Find Volume | | 297. Volume - for cube Length=3. Find Volume | | 298. Volume - for cylinder Radius=3 and Height=10. Find Volume | | 299. Volume - for cone Radius=3 and Slant Height=5. Find Volume | | 300. Volume - for sphere Radius=3. Find Volume | | 301. Volume - for Hemi-Sphere Radius=3. Find Volume | | 302. Area - for circle Radius=7. Find Area | | 303. Area - for Semi-Circle Radius=7. Find Area | | 304. Area - for Regular Hexagon Side=10. Find Area | | 305. Area - for square Side=10. Find Area | | 306. Area - for rectangle Length=5 and Breadth=12. Find Area | | 307. Area - for parallelogram a=9,b=22 and h=14. Find Area | | 308. Area - for rhombus d1=10 and d2=24. Find Area | | 309. Area - for trapezium a=22,b=18,c=16,d=16 and h=4. Find Area | | 310. Area - for scalene triangles a=3,b=4 and c=5. Find Area | | 311. Area - for rightangle triangles AB=5 and BC=12. Find Area | | 312. Area - for equilateral triangles Side=6. Find Area | | 313. Area - for isoceles triangles a=5 and b=6. Find Area | | 314. Area - for sector and segment Radius=14 and angle of measure=90. Find length of arc | | 315. What number is 1000 less than 5062 | | 316. What number is 1000 more than 4923 | | 317. Additive Inverse 2 | | 318. Multiplicative Inverse 2, but for 0 not exists | | 319. smallest number of 20 and 10 | | 320. largest number of 20 and 10 | | 321. maximum and minimum value of y=x^3-9x^2+24x+2 | | 322. maximum and minimum value of y=4x^3+19x^2-14x+3 | | 323. Derivative - differentiate e^x*cos(x) | | 324. Derivative - differentiate x/cos(x) | | 325. Derivative - differentiate (cos(x^3))^2 | | 326. Derivative - derivative of x^4 sin x | | 327. Derivative - second derivative of sin(2x) wrt x | | 328. Derivative - d/dx(sin(2x)) | | 329. Derivative - d^3/dx^3(sin(2x)) | | 330. Trigonometry - sin(30)*cos(60)+sin(30)*cos(60) | | 331. Trigonometry - (sin^4(x)-cos^4(x))/(sin^2(x)-cos^2(x)) | | 332. Trigonometry - cot(x)+tan(x)=sec(x)csc(x) | | 333. Trigonometry - If sin(x)=5/13 then find others | | 334. Trigonometry - If sin(x)=-5/13 then find other trig values in Quadrant III | | 335. Trigonometry - If sin(x)=5/13 then find cos(x),tan(x),csc(x),sec(x),cot(x) | | 336. Trigonometry - If sin(x)=5/13 then find cos(x)csc(x)+tan(x)sec(x) | | 337. Trigonometry - For P(3,4), find the value of all six trigonometric functions | | 338. Ungrouped data - Arithmetic mean {12,17,20} | | 339. Ungrouped data - Geometric mean {12,17,20} | | 340. Ungrouped data - Harmonic mean {12,17,20} | | 341. maximum of {85,96,76,108,85,80,100,85,70,95} | | 342. minimum of {85,96,76,108,85,80,100,85,70,95} | | 343. sum {1,2,3,2,3,6} | | 344. length {1,2,3,2,3,6} | | 345. range {1,2,3,2,3,6} | | 346. arrange ascending order {85,96,76,108,85,80,100,85,70,95} | | 347. arrange descending order {85,96,76,108,85,80,100,85,70,95} | | 348. sort {85,96,76,108,85,80,100,85,70,95} | | 349. sort desc {85,96,76,108,85,80,100,85,70,95} | | 350. reverse sort {85,96,76,108,85,80,100,85,70,95} | | 351. reverse {85,96,76,108,85,80,100,85,70,95} | | 352. midrange {1,2,3,2,3,6} | | 353. interquartile range {1,2,3,2,3,6} | | 354. interdecile range {1,2,3,2,3,6} | | 355. interpercentile range {1,2,3,2,3,6} | | 356. quartile deviation {1,2,3,2,3,6} | | 357. coefficient of quartile deviation {1,2,3,2,3,6} | | 358. percentile deviation {1,2,3,2,3,6} | | 359. coefficient of percentile deviation {1,2,3,2,3,6} | | 360. decile deviation {1,2,3,2,3,6} | | 361. coefficient of decile deviation {1,2,3,2,3,6} | | 362. create a gropued frequency distribution table {77,40,85,82,98,93,66,78,94,50,57} | | 363. create a gropued frequency distribution table interval of 5 units {77,40,85,82,98,93,66,78,94,50,57} | | 364. less than type cumulative frequency table {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 365. less than type cumulative frequency table {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 366. more than type cumulative frequency table {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 367. more than type cumulative frequency table {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 368. stem and leaf plot {85,96,76,108,85,80,100,85,70,95} | | 369. class and their frequency table {{below 20, below 40, below 60, below 80, below 100},{5,10,25,32,40}} | | 370. class and their frequency table {{less than 20, less than 40, less than 60, less than 80, less than 100},{5,10,25,32,40}} | | 371. class and their frequency table {less than 20 - 5, less than 40 - 10, less than 60 - 25, less than 80 - 32, less than 100 - 40} | | 372. class and their frequency table {more than 55 - 5, more than 50 - 17, more than 45 - 39, more than 40 - 43, more than 35 - 49, more than 30 - 49, more than 25 - 51} | | 373. class and their frequency table {below 20 - 5, below 40 - 10, below 60 - 25, below 80 - 32, below 100 - 40} | | 374. class and their frequency table {above 55 - 5, above 50 - 17, above 45 - 39, above 40 - 43, above 35 - 49, above 30 - 49, above 25 - 51} | | 375. Five number summary {12,7,25,3,6,17,8,1,15,22,18,4} | | 376. Ungrouped data - mean {85,96,76,108,85,80,100,85,70,95} | | 377. Ungrouped data - median {85,96,76,108,85,80,100,85,70,95} | | 378. Ungrouped data - mode {1,2,3,2,3,6} | | 379. Ungrouped data - Variance {85,96,76,108,85,80,100,85,70,95} | | 380. Ungrouped data - Standard deviation {85,96,76,108,85,80,100,85,70,95} | | 381. Ungrouped data - coefficient of variation {85,96,76,108,85,80,100,85,70,95} | | 382. Ungrouped data - Population Variance {1,2,3,2,3,6} | | 383. Ungrouped data - Population Standard Deviation {1,2,3,2,3,6} | | 384. Ungrouped data - Population coefficient of variation {1,2,3,2,3,6} | | 385. Ungrouped data - Sample Variance {1,2,3,2,3,6} | | 386. Ungrouped data - Sample Standard Deviation {1,2,3,2,3,6} | | 387. Ungrouped data - Sample coefficient of variation {1,2,3,2,3,6} | | 388. Ungrouped data - quartiles of {1,2,3,2,3,6} | | 389. Ungrouped data - 1 quartiles of {1,2,3,2,3,6} | | 390. Ungrouped data - 4 deciles of {1,2,3,2,3,6} | | 391. Ungrouped data - 15 percentiles of {1,2,3,2,3,6} | | 392. Ungrouped data - skewness {85,96,76,108,85,80,100,85,70,95} | | 393. Ungrouped data - kurtosis {85,96,76,108,85,80,100,85,70,95} | | 394. Ungrouped data - Sample skewness {85,96,76,108,85,80,100,85,70,95} | | 395. Ungrouped data - Sample kurtosis {85,96,76,108,85,80,100,85,70,95} | | 396. Ungrouped data - Population skewness {85,96,76,108,85,80,100,85,70,95} | | 397. Ungrouped data - Population kurtosis {85,96,76,108,85,80,100,85,70,95} | | 398. Grouped data - mean {{10,11,12,13,14},{3,12,18,12,3}} | | 399. Grouped data - mean {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 400. Grouped data - mean {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 401. Grouped data - mean {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 402. Mixed data - mean {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 403. Mixed data - mean {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 404. Grouped data - median {{10,11,12,13,14},{3,12,18,12,3}} | | 405. Grouped data - median {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 406. Grouped data - median {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 407. Grouped data - median {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 408. Mixed data - median {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 409. Mixed data - median {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 410. Grouped data - mode {{10,11,12,13,14},{3,12,18,12,3}} | | 411. Grouped data - mode {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 412. Grouped data - mode {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 413. Grouped data - mode {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 414. Mixed data - mode {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 415. Mixed data - mode {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 416. Grouped data - Variance {{10,11,12,13,14},{3,12,18,12,3}} | | 417. Grouped data - Variance {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 418. Grouped data - Variance {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 419. Grouped data - Variance {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 420. Mixed data - Variance {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 421. Mixed data - Variance {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 422. Grouped data - Standard deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 423. Grouped data - Standard deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 424. Grouped data - Standard deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 425. Grouped data - Standard deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 426. Mixed data - Standard deviation {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 427. Mixed data - Standard deviation {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 428. Grouped data - coefficient of variation {{10,11,12,13,14},{3,12,18,12,3}} | | 429. Grouped data - coefficient of variation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 430. Grouped data - coefficient of variation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 431. Grouped data - coefficient of variation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 432. Mixed data - coefficient of variation {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 433. Mixed data - coefficient of variation {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 434. Grouped data - Population Variance {{10,11,12,13,14},{3,12,18,12,3}} | | 435. Grouped data - Population Variance {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 436. Grouped data - Population Variance {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 437. Grouped data - Population Variance {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 438. Mixed data - Population Variance {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 439. Mixed data - Population Variance {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 440. Grouped data - Population Standard Deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 441. Grouped data - Population Standard Deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 442. Grouped data - Population Standard Deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 443. Grouped data - Population Standard Deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 444. Mixed data - Population Standard Deviation {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 445. Mixed data - Population Standard Deviation {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 446. Grouped data - Population coefficient of variation {{10,11,12,13,14},{3,12,18,12,3}} | | 447. Grouped data - Population coefficient of variation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 448. Grouped data - Population coefficient of variation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 449. Grouped data - Population coefficient of variation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 450. Mixed data - Population coefficient of variation {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 451. Mixed data - Population coefficient of variation {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 452. Grouped data - Sample Variance {{10,11,12,13,14},{3,12,18,12,3}} | | 453. Grouped data - Sample Variance {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 454. Grouped data - Sample Variance {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 455. Grouped data - Sample Variance {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 456. Mixed data - Sample Variance {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 457. Mixed data - Sample Variance {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 458. Grouped data - Sample Standard Deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 459. Grouped data - Sample Standard Deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 460. Grouped data - Sample Standard Deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 461. Grouped data - Sample Standard Deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 462. Mixed data - Sample Standard Deviation {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 463. Mixed data - Sample Standard Deviation {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 464. Grouped data - Sample coefficient of variation {{10,11,12,13,14},{3,12,18,12,3}} | | 465. Grouped data - Sample coefficient of variation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 466. Grouped data - Sample coefficient of variation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 467. Grouped data - Sample coefficient of variation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 468. Mixed data - Sample coefficient of variation {{1,3},{2,4},{5,10},{6-10,23},{10-20,20},{20-30,20},{30-50,15},{50-70,3},{70-100,2}} | | 469. Mixed data - Sample coefficient of variation {{1,2,5,6-10,10-20,20-30,30-50,50-70,70-100},{3,4,10,23,20,20,15,3,2}} | | 470. Grouped data - 1 quartiles of {{10,11,12,13,14},{3,12,18,12,3}} | | 471. Grouped data - 1 quartiles of {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 472. Grouped data - 1 quartiles of {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 473. Grouped data - 1 quartiles of {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 474. Grouped data - 4 deciles of {{10,11,12,13,14},{3,12,18,12,3}} | | 475. Grouped data - 4 deciles of {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 476. Grouped data - 4 deciles of {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 477. Grouped data - 4 deciles of {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 478. Grouped data - 15 percentiles of {{10,11,12,13,14},{3,12,18,12,3}} | | 479. Grouped data - 15 percentiles of {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 480. Grouped data - 15 percentiles of {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 481. Grouped data - 15 percentiles of {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 482. Grouped data - skewness {{61,64,67,70,73},{5,18,42,27,8}} | | 483. Grouped data - skewness {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 484. Grouped data - skewness {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 485. Grouped data - skewness {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 486. Grouped data - kurtosis {{61,64,67,70,73},{5,18,42,27,8}} | | 487. Grouped data - kurtosis {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 488. Grouped data - kurtosis {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 489. Grouped data - kurtosis {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 490. Grouped data - Sample skewness {{61,64,67,70,73},{5,18,42,27,8}} | | 491. Grouped data - Sample skewness {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 492. Grouped data - Sample skewness {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 493. Grouped data - Sample skewness {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 494. Grouped data - Sample kurtosis {{61,64,67,70,73},{5,18,42,27,8}} | | 495. Grouped data - Sample kurtosis {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 496. Grouped data - Sample kurtosis {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 497. Grouped data - Sample kurtosis {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 498. Grouped data - Population skewness {{61,64,67,70,73},{5,18,42,27,8}} | | 499. Grouped data - Population skewness {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 500. Grouped data - Population skewness {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 501. Grouped data - Population skewness {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 502. Grouped data - Population kurtosis {{61,64,67,70,73},{5,18,42,27,8}} | | 503. Grouped data - Population kurtosis {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 504. Grouped data - Population kurtosis {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 505. Grouped data - Population kurtosis {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 506. Grouped data - quartile deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 507. Grouped data - quartile deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 508. Grouped data - quartile deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 509. Grouped data - quartile deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 510. Grouped data - coefficient of quartile deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 511. Grouped data - coefficient of quartile deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 512. Grouped data - coefficient of quartile deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 513. Grouped data - coefficient of quartile deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 514. Grouped data - percentile deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 515. Grouped data - percentile deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 516. Grouped data - percentile deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 517. Grouped data - percentile deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 518. Grouped data - coefficient of percentile deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 519. Grouped data - coefficient of percentile deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 520. Grouped data - coefficient of percentile deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 521. Grouped data - coefficient of percentile deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 522. Grouped data - decile deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 523. Grouped data - decile deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 524. Grouped data - decile deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 525. Grouped data - decile deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 526. Grouped data - coefficient of decile deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 527. Grouped data - coefficient of decile deviation {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 528. Grouped data - coefficient of decile deviation {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 529. Grouped data - coefficient of decile deviation {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 530. Grouped data - Geometric mean {{61,64,67,70,73},{5,18,42,27,8}} | | 531. Grouped data - Geometric mean {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 532. Grouped data - Geometric mean {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 533. Grouped data - Geometric mean {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 534. Grouped data - Harmonic mean {{61,64,67,70,73},{5,18,42,27,8}} | | 535. Grouped data - Harmonic mean {{61,5},{64,18},{67,42},{70,27},{73,8}} | | 536. Grouped data - Harmonic mean {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 537. Grouped data - Harmonic mean {{10-20,20-30,30-40,40-50,50-60},{5,18,42,27,8}} | | 538. Statistics Graph - histogram {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 539. Statistics Graph - histogram {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 540. Statistics Graph - frequency polygon {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 541. Statistics Graph - frequency polygon {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 542. Statistics Graph - frequency curve {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 543. Statistics Graph - frequency curve {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 544. Statistics Graph - less than type cumulative frequency curve {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 545. Statistics Graph - less than type cumulative frequency curve {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 546. Statistics Graph - more than type cumulative frequency curve {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 547. Statistics Graph - more than type cumulative frequency curve {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 548. Statistics Graph - ogive {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 549. Statistics Graph - ogive {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 550. Statistics Graph - less than ogive {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 551. Statistics Graph - less than ogive {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 552. Statistics Graph - more than ogive {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 553. Statistics Graph - more than ogive {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 554. Ungrouped data - missing frequency, {18,14,15,19,15,a,12,15,16},mean=16 | | 555. Ungrouped data - missing frequency, {-9,-4,a,5,8,11},median=2 | | 556. Grouped data - missing frequency, {{5-10,10-15,15-20,20-25,25-30,30-35},{11,20,35,20,a,6}},mean=18.1 | | 557. Grouped data - missing frequency, {{40-59,60-79,80-99,100-119,120-139},{50,?,500,?,50}},median=87.50,N=1000 | | 558. Combined Mean, N1=40,X1=10,SD1=1,N2=60,X2=15,SD2=2 | | 559. Combined Standard deviation, N1=40,X1=10,SD1=1,N2=60,X2=15,SD2=2 | | 560. Combined Mean, Combined Standard deviation, N1=40,X1=10,SD1=1,N2=60,X2=15,SD2=2 | | 561. Ungrouped data - mean deviation {85,96,76,108,85,80,100,85,70,95} | | 562. Grouped data - mean deviation {{10,11,12,13,14},{3,12,18,12,3}} | | 563. Ungrouped data - mean deviation about mean {85,96,76,108,85,80,100,85,70,95} | | 564. Grouped data - mean deviation about mean {{10,11,12,13,14},{3,12,18,12,3}} | | 565. Grouped data - mean deviation about mean {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 566. Ungrouped data - mean deviation about median {85,96,76,108,85,80,100,85,70,95} | | 567. Grouped data - mean deviation about median {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 568. Grouped data - mean deviation about median {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 569. Ungrouped data - mean deviation about mode {85,96,76,108,85,80,100,85,70,95} | | 570. Grouped data - mean deviation about mode {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 571. Grouped data - mean deviation about mode {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 572. Correlation Coefficient {{10,11,12,13,14},{3,12,18,12,3}} | | 573. Correlation Coefficient {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 574. Correlation Coefficient {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 575. Correlation Coefficient {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 576. Bivariate grouped data - Correlation Coefficient {{50-55,55-60,60-65,65-70},{90-100,100-110,110-120,120-130},{{4,7,5,2},{6,10,7,4},{6,12,10,7},{3,8,6,3}}} | | 577. Covariance {{10,11,12,13,14},{3,12,18,12,3}} | | 578. Covariance {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 579. Covariance {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 580. Covariance {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 581. Bivariate grouped data - Covariance {{50-55,55-60,60-65,65-70},{90-100,100-110,110-120,120-130},{{4,7,5,2},{6,10,7,4},{6,12,10,7},{3,8,6,3}}} | | 582. Rank Correlation Coefficient {{35,40,42,43,40,53,54,49,41,55},{102,101,97,98,38,101,97,92,95,95}} | | 583. Rank Correlation Coefficient {1,6,5,10,3,2,4,9,7,8},{3,5,8,4,7,10,2,1,6,9},{6,4,9,8,1,2,3,10,5,7} | | 584. Regression line {{10,11,12,13,14},{3,12,18,12,3}} | | 585. Regression line {{10,3},{11,12},{12,18},{13,12},{14,3}} | | 586. Regression line {{10-20,15},{20-30,25},{30-40,20},{40-50,12},{50-60,8}} | | 587. Regression line {{10-20,20-30,30-40,40-50,50-60},{15,25,20,12,8}} | | 588. Bivariate grouped data - Regression line {{50-55,55-60,60-65,65-70},{90-100,100-110,110-120,120-130},{{4,7,5,2},{6,10,7,4},{6,12,10,7},{3,8,6,3}}} | | 589. Regression line xbar=39.5,ybar=47.5,SDx=10.8,SDy=15,r=0.42 | | 590. Regression line sum x=130, sum y=220, sum x^2=2288, sum y^2=8822, sum xy=3467, n=10 | | 591. Correlation Coefficient from regression lines 5y=9x-22,20x=9y+350 | | 592. For two regression equation x+5y=13 and 3x-2y=5, find mean value of x and y | | 593. Method of Least Squares - Fit a straight line {{1996,1997,1998,1999,2000},{40,50,62,58,60}} | | 594. Method of Least Squares - Fit second degree parabola equation {{1996,1997,1998,1999,2000},{40,50,62,58,60}} | | 595. Method of Least Squares - Fit cubic equation {{1996,1997,1998,1999,2000},{40,50,62,58,60}} | | 596. Method of Least Squares - Linear fit {{1996,1997,1998,1999,2000},{40,50,62,58,60}} | | 597. Method of Least Squares - Quadratic fit {{1996,1997,1998,1999,2000},{40,50,62,58,60}} | | 598. one way anova {{25,30,36,38,31},{31,39,38,42,35},{24,30,28,25,28}} | | 599. two way anova {{421,325,320,362},{118,102,122,56},{591,518,552,509},{14,26,20,2},{116,14,26,46}} | | 600. two way anova {{1,4,0,7 13,5,7,15 9,16,18,13},{15,6,10,13 6,18,9,15 14,7,6,13}} | | 601. Probability - In a throw of two coins, the probability of getting at least one tail is | | 602. Probability - 3 unbiased coins are tossed, What is the probability of getting exactly 2 tails | | 603. Probability - In a throw of a die, the probability of getting a prime number is | | 604. Probability - In a throw of two dice, What is the probability getting a total of 10 or 11 | | 605. Probability - one card is drawn at random from a pack of 52 cards. What is the probability that the card is drawn is either a red card or a king | | 606. Probability - two card is drawn at random from a pack of 52 cards. What is the probability that the drawn cards are both aces | | 607. Probability - A bag contains 8 red and 5 white balls. 2 balls are drawn at random, what is the probability that both are white? | | 608. Probability - A bag contains 5 blue and 4 black balls. Three balls are drawn at random, what is the probability that 2 are blue and 1 is black? | | 609. Non parametric test - Sign test {7,5,2,3,8,2,4,4,3,7,6,2,10},{2,1,0,1,3,2,3,5,1,4,4,3,4}, alpha=0.05, one-tailed | | 610. Non parametric test - Sign test {50,15,25,12,45,3,45,8,10,8,7,20,9,9,12},median=20, alpha=0.05, one-tailed | | 611. Non parametric test - Mann whitney U test {8,7,6,2,5,8,7,3},{9,8,7,8,10,9,6}, alpha=0.05, one-tailed | | 612. Non parametric test - Kruskal wallis test {8,5,7,11,9,6},{10,12,11,9,13,12},{11,14,10,16,17,12},{18,20,16,15,14,22}, alpha=0.05 | | 613. Non parametric test - Chi square test {200,150,50},{250,300,50}, alpha=0.05, one-tailed | | 614. Non parametric test - Chi square test {29,24,22,19,21,18,19,20,23,18,20,23}, alpha=0.05, one-tailed | | 615. Non parametric test - Chi square test {18,36,21,9,6},{12,36,45,36,21},{6,9,9,3,3},{3,9,9,6,3}, alpha=0.05, one-tailed | | 616. Non parametric test - Median test {79,86,40,50,75,38,70,73,50,40,20,80,55,61,50,80,60,30,70,50},{85,80,50,55,65,50,63,75,55,45,30,85,65,80,55,75,65,50,75,62}, alpha=0.05, one-tailed | | 617. Non parametric test - Median test {12,14,15,12,7,4,10,4,4,4,5,10},median=10, alpha=0.05, one-tailed | | 618. Non parametric test - Mood's Median test {11,15,9,4,34,17,18,14,12,13,26,31},{34,31,35,29,28,12,18,30,14,22,10,29}, alpha=0.05, one-tailed | | 619. Parametric test - F test {19,22,24,27,24,18,20,19,25},{26,37,40,35,30,30,40,26,30,35,45}, alpha=0.05, one-tailed | | 620. Parametric test - t test {3,11,17,28,34},{5,8,13,19,28}, alpha=0.05, one-tailed | | 621. Parametric test - t test {-4,4,15,10,-5,10}, alpha=0.05, one-tailed | | 622. Standard error {10,20,30,40} | | 623. Normal Distribution table | | 624. t Distribution table | | 625. Chi square Distribution table | | 626. F Distribution table | | 627. Binomial Distribution table for n=10,p=0.05 | | 628. NORMSINV(0.05) | | 629. NORMSDIST(1.6449) | | 630. ZINV(0.05) | | 631. ZDIST(1.6449) | | 632. TINV(0.05,10) | | 633. TDIST(1.813,10) | | 634. CHIINV(0.05,10) | | 635. CHIDIST(18.307,10) | | 636. FINV(0.05,3,2) | | 637. FDIST(19.16,3,2) | | 638. BINOMDIST(2,10,0.05) | | 639. Graph - plot y=x^2 | | 640. Graph - plot x=y^2 | | 641. Graph - plot 3x-y>=3, 5x+4y=1 | | 642. Graph - plot x^3-6x^2+4x+12 | | 643. Graph - plot sin x + cos x | | 644. Graph - plot sin x,cos x,tan x | | 645. Graph - plot number line 2,3,5,7,11,13 | | 646. Graph - plot points on x axis 2,3,5,7,11,13 | | 647. Graph - plot points on y axis 2,3,5,7,11,13 | | 648. Graph - plot points (-1,2),(-3,4),(-5,6) | | 649. Graph - plot circle (x+1)^2+(y-1)^2<=10 | | 650. Graph - plot ellipse (x-2)^2/25+(y+1)^2/10=1 | | 651. Graph - plot parabola y=3(x+1)^2+1 | | 652. Graph - plot parabola x=3(y+1)^2+1 | | 653. Graph - plot hyperbola (x-2)^2/25-(y+1)^2/10>=5 | | 654. Graph - plot polar r=2+4*cos(t) | | 655. Coordinate geometry - find quadrant of (1,2) | | 656. Coordinate geometry - distance (7,8),(1,0) | | 657. Coordinate geometry - slope (7,8),(1,0) | | 658. Coordinate geometry - midpoint (-2,3) and (5,4) | | 659. Coordinate geometry - trisection points (-2,3) and (5,4) | | 660. Coordinate geometry - angle between 5x+2y-11=0 and 3x-y+11=0 | | 661. Coordinate geometry - Reflection of A(0,0),B(2,2),C(0,4),D(-2,2) | | 662. Coordinate geometry - collinear A(4,1),B(-2,-3),C(6,7) | | 663. Coordinate geometry - collinear A(0,0),B(2,0),C(-4,0),D(-2,0) | | 664. Coordinate geometry - right angle triangle A(0,0),B(0,3),C(4,0) | | 665. Coordinate geometry - equilateral triangle A(2,5),B(8,5),C(5,10.196152) | | 666. Coordinate geometry - isosceles triangle A(2,2),B(-2,4),C(2,6) | | 667. Coordinate geometry - square A(0,0),B(2,2),C(0,4),D(-2,2) | | 668. Coordinate geometry - rectangle A(1,-1),B(-2,2),C(4,8),D(7,5) | | 669. Coordinate geometry - rhombus A(3,0),B(4,5),C(-1,4),D(-2,-1) | | 670. Coordinate geometry - parallelogram A(1,5),B(1,4),C(-1,3),D(-1,4) | | 671. Coordinate geometry - centroid of a triangle whose vertices are A(4,1),B(-2,-3),C(6,7) | | 672. Coordinate geometry - circumcentre of a triangle whose vertices are A(4,1),B(-2,-3),C(6,7) | | 673. Coordinate geometry - area of a triangle whose vertices are A(4,1),B(-2,-3),C(6,7) | | 674. Coordinate geometry - Slope Intercept 7y-4x+9=0 | | 675. Coordinate geometry - Slope YIntercept 7y-4x+9=0 | | 676. Coordinate geometry - XIntercept YIntercept of 7y-4x+9=0 | | 677. Coordinate geometry - Slope XIntercept YIntercept of (3,-5),(-7,9) | | 678. Coordinate geometry - line through (5,4), slope=1/2 | | 679. Coordinate geometry - line (3,5),(6,4) | | 680. Coordinate geometry - line m=2 and YIntercept=3 | | 681. Coordinate geometry - line XIntercept=3 and YIntercept=-5 | | 682. Coordinate geometry - line through intersection point of 5x+2y-11=0, 3x-y+11=0, parallel to 4x-3y+2=0 | | 683. Coordinate geometry - line through intersection point of 5x+2y-11=0, 3x-y+11=0 and perpendicular to 4x-3y+2=0 | | 684. Coordinate geometry - line through intersection point of 2x+3y+4=0, 3x+6y-8=0 and slope=2 | | 685. Coordinate geometry - line through intersection point of 4x+5y+7=0, 3x-2y-12=0 and (3,1) | | 686. Coordinate geometry - line through (5,5) and parallel to 2x+3y+4=0 | | 687. Coordinate geometry - line through (5,5) and perpendicular to 2x+3y+4=0 | | 688. Coordinate geometry - line through (5,5) and parallel to line passing (1,-2) and (-5,2) | | 689. Coordinate geometry - intersection point of 5x+2y-11=0, 3x-y+11=0 | | 690. Coordinate geometry - line through (5,5) and perpendicular to line passing (1,-2) and (-5,2) | | 691. Coordinate geometry - is parallel 2x+3y=11,4x+6y=5 | | 692. Coordinate geometry - is perpendicular 2x+3y=11,3x-2y=5 | | 693. Matrix determinant - det [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 694. Matrix adjoint - adj [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 695. Matrix - adjugate [[1,2],[3,4]] | | 696. Matrix - transpose [[1,2],[3,4]] | | 697. Matrix - inverse [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 698. Matrix - minor [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 699. Matrix - cofactor [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 700. Matrix - trace [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 701. Matrix - Gauss Jordan Elimination inverse [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 702. Matrix - Cayley Hamilton inverse [[10,-9,-12],[7,-12,11],[-10,10,3]] | | 703. Matrix addition - [[1,2],[3,4]] + [[2,-1],[-1,2]] | | 704. Matrix subtraction - [[1,2],[3,4]] - [[2,-1],[-1,2]] | | 705. Matrix multiplication - [[1,2],[3,4]] * [[2,-1],[-1,2]] | | 706. Matrix power - [[1,2],[3,4]]^2 | | 707. Matrix addition - A=[[1,2],[3,4]], B=[[2,-1],[-1,2]], 2A+3B | | 708. Matrix power - A=[[1,2],[3,4]],A^3 | | 709. Matrix determinant - A=[[10,-9,-12],[7,-12,11],[-10,10,3]], |A^2| | | 710. Matrix adjoint - A=[[10,-9,-12],[7,-12,11],[-10,10,3]], adj(A) | | 711. Matrix inverse - A=[[10,-9,-12],[7,-12,11],[-10,10,3]], A^-1 | | 712. Matrix transpose - A=[[1,2],[3,4]], A' | | 713. Matrix - A = [[1,2],[3,4]], B = [[2,-1],[-1,2]], (A * B)' = B' * A' | | 714. Matrix - row reduction [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 715. Matrix - reduce [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 716. Matrix - rank [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 717. Matrix - characteristic polynomial [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 718. Matrix - eigenvalues [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 719. Matrix - eigenvectors [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 720. Matrix - triangular [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 721. Matrix - diagonal [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 722. Matrix - Jordan decomposition [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 723. Matrix - lu decomposition [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 724. Matrix - cholesky decomposition [[6,15,55],[15,55,225],[55,225,979]] | | 725. Matrix - qr decomposition [[1,-1,4],[1,4,-2],[1,4,2],[1,-1,0]] | | 726. Matrix - qr decomposition house holder [[1,-1,4],[1,4,-2],[1,4,2],[1,-1,0]] | | 727. Matrix - lq decomposition [[1,-1,4],[1,4,-2],[1,4,2],[1,-1,0]] | | 728. Matrix - pivots [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 729. Singular Value Decomposition - SVD [[4,0],[3,-5]] | | 730. Moore-Penrose - Pseudoinverse [[4,0],[3,-5]] | | 731. Matrix - power method for eigenvalue [[8,-6,2],[-6,7,-4],[2,-4,3]] | | 732. Matrix - power method for eigenvalue [[8,-6,2],[-6,7,-4],[2,-4,3]],x0=[1,0,0] | | 733. Matrix - determinant by Sarrus rule [[1,2,3],[4,5,6],[7,8,9]] | | 734. Matrix - determinant using properties [[201,210,220],[151,155,140],[50,55,80]] | | 735. Is Row matrix [[1,2,5]] | | 736. Is Column matrix [[1],[2],[5]] | | 737. Is Square matrix [[1,2,3],[4,5,6],[7,8,9]] | | 738. Is Horizontal matrix [[1,2,3],[4,5,6]] | | 739. Is Vertical matrix [[1,2],[4,5],[7,8]] | | 740. Is Diagonal matrix [[1,0,0],[0,5,0],[0,0,9]] | | 741. Is Identity matrix [[1,0,0],[0,1,0],[0,0,1]] | | 742. Is Scalar matrix [[2,0,0],[0,2,0],[0,0,2]] | | 743. Is Null matrix [[0,0,0],[0,0,0],[0,0,0]] | | 744. Is lower triangle matrix [[1,0,0],[2,3,0],[4,5,6]] | | 745. Is upper triangle matrix [[1,2,3],[0,4,5],[0,0,6]] | | 746. Is Orothogonal matrix [[0,1],[1,0]] | | 747. Is Singular matrix [[1,1,1],[1,1,1],[1,1,1]] | | 748. Is Nonsingular matrix [[1,2,3],[4,5,6],[7,8,9]] | | 749. Is Symmetric matrix [[1,2,3],[2,5,6],[3,6,9]] | | 750. Is SkewSymmetric matrix [[0,2,3],[-2,0,6],[-3,-6,0]] | | 751. Is Nilpotent matrix [[1,2,3],[1,2,3],[-1,-2,-3]] | | 752. Is Involutary matrix [[-5,-8,0],[3,5,0],[1,2,-1]] | | 753. Is Idempotent matrix [[2,-2,-4],[-1,3,4],[1,-2,-3]] | | 754. Is Periodic matrix [[1,-2,-6],[-3,2,9],[2,0,-3]] | | 755. Is Positive Definite matrix [[25,15,-5],[15,18,0],[-5,0,11]] | | 756. decide types of matrix - Is matrix [[-5,-8,0],[3,5,0],[1,2,-1]] | | 757. diagonally dominant matrix [[3,1,2],[2,4,1],[1,1,2]] | | 758. strictly diagonally dominant matrix [[3,1,2],[2,4,1],[1,1,2]] | | 759. diagonally dominant equation x1+x3=1,x1+2x2+x4=2,x2+x3=0,x1+x3+4x4=1 | | 760. Vector addition - (1,2,-3)+(-2,3,-4) | | 761. Vector subtraction - (1,2,-3)-(-2,3,-4) | | 762. Vector Dot Product - (1,2,-3).(-2,3,-4) | | 763. Vector Cross Product - (1,2,-3)*(-2,3,-4) | | 764. Vector Cross Product - (1,2,-3)x(-2,3,-4) | | 765. Vector Scalar Multiplication - -3.(-2,3,-4) | | 766. Vector magnitude - |(-2,3,-4)| | | 767. Vector - magnitude (-2,3,-4) | | 768. Vector - Vector length (-2,3,-4) | | 769. Vector - unit (-2,3,-4) | | 770. Vector - normalize (-2,3,-4) | | 771. Vector - angle (1,2,-3),(-2,3,-4) | | 772. Vector - projection (1,2),(-2,3) | | 773. Vector - addition (1,2,-3),(-2,3,-4) | | 774. Vector - subtraction (1,2,-3),(-2,3,-4) | | 775. Vector - Dot Product (1,2,-3),(-2,3,-4) | | 776. Vector - Cross Product (1,2,-3),(-2,3,-4) | | 777. Vector - Direction Cosines (-2,3,-4) | | 778. Vector - Component form of vector (1,2,-3),(-2,3,-4) | | 779. Vector - is Orthogonal vector (3,1,1),(-1,2,1) | | 780. Vector - is Collinear vector (0,2),(0,4) | | 781. Vector - is Collinear vector (1,2,3),(2,4,6) | | 782. Vector - Area of triangle (3,4,0),(2,2,1) | | 783. Vector - Area of parallelogram (1,2,-3),(-2,3,-4) | | 784. Vector - Scalar triple product (1,2,-3),(-2,3,-4),(1,3,0) | | 785. Vector - is Coplanar vector (1,2,-3),(-2,3,-4),(1,3,0) | | 786. Vector - Volume of pyramid (1,2,-3),(-2,3,-4),(1,3,0) | | 787. Vector - Volume of Parallelepiped (1,2,-3),(-2,3,-4),(1,3,0) | | 788. Vector - Decomposition of vector (1,2),(3,1),(8,1) | | 789. Vector - is Linearly Dependant (0,2),(0,4) | | 790. Vector - is Linearly Dependant (1,2,-3),(-2,3,-4),(1,3,0) | | 791. Vector - Vector A=(1,2,-3), B=(-2,3,-4), 2A+3B | | 792. Vector - Vector A=(1,2,-3), B=(-2,3,-4), A cross B | | 793. Vector - vector (8i + 3j - k) x (i - j + 2k) | | 794. bisection method 2x^3-2x-5 | | 795. bisection method 2x^3-2x-5, a=1, b=4 | | 796. false position method 2x^3-2x-5 | | 797. false position method 2x^3-2x-5, a=1, b=4 | | 798. regula falsi method 2x^3-2x-5 | | 799. regula falsi method 2x^3-2x-5, a=1, b=4 | | 800. newton raphson method 2x^3-2x-5 | | 801. newton raphson method 2x^3-2x-5, x0=1 | | 802. newton raphson method 2x^3-2x-5, a=1, b=4 | | 803. iteration method 2x^3-2x-5 | | 804. iteration method 2x^3-2x-5, a=1, b=4 | | 805. secant method 2x^3-2x-5 | | 806. secant method 2x^3-2x-5, a=1, b=4 | | 807. muller method 2x^3-2x-5 | | 808. muller method 2x^3-2x-5, a=0, b=1, c=2 | | 809. Birge-Vieta method x^4-3x^3+3x^2-3x+2, p=0.5 | | 810. Bairstow method x^4-3x^3+3x^2-3x+2,r=0.1,s=0.1 | | 811. Multivariate Newton raphson method x^2+y^2-5=0, x^3+y^3-2=0 using initial solution 2, -1 | | 812. Modified Newton raphson method x^2+y^2-5=0, x^3+y^3-2=0 using initial solution 2, -1 | | 813. Numerical Differentiation, 2x^3-4x+1, [2,4], x=2.1, h=0.25 | | 814. Numerical Differentiation, 2x^3-4x+1, [2,4], x=3.5, N=4 | | 815. Numerical Differentiation, {{1.4,1.6,1.8,2.0,2.2},{4.0552,4.9530,6.0496,7.3891,9.0250}},x=1.4 | | 816. Numerical Differentiation, {{1.4,4.0552},{1.6,4.9530},{1.8,6.0496},{2.0,7.3891},{2.2,9.0250}},x=1.4 | | 817. Euler method y'=-2x-y, y(0)=1, xn=0.5, h=0.1 | | 818. Runge-Kutta method y'=-2x-y, y(0)=1, xn=0.5, h=0.1 | | 819. Runge-Kutta 2 method y'=-2x-y, y(0)=1, xn=0.5, h=0.1 | | 820. Runge-Kutta 3 method y'=-2x-y, y(0)=1, xn=0.5, h=0.1 | | 821. Runge-Kutta 4 method y'=-2x-y, y(0)=1, xn=0.5, h=0.1 | | 822. Adams bashforth predictor method y'=-2x-y, y(0)=1, x=5 | | 823. Milne's simpson predictor corrector method y'=-2x-y, y(0)=1, x=5 | | 824. Adams bashforth predictor method y'=(x+y)/2,{{0,0.5,1,1.5},{2,2.636,3.595,4.968}},x=2 | | 825. Adams bashforth predictor method y'=(x+y)/2,{{0,2},{0.5,2.636},{1,3.595},{1.5,4.968}},x=2 | | 826. Milne's simpson predictor corrector method y'=(x+y)/2,{{0,0.5,1,1.5},{2,2.636,3.595,4.968}},x=2 | | 827. Milne's simpson predictor corrector method y'=(x+y)/2,{{0,2},{0.5,2.636},{1,3.595},{1.5,4.968}},x=2 | | 828. Numerical Interpolation - Forward, 2x^3-4x+1, [2,4], x=2.1, h=0.25 | | 829. Numerical Interpolation - Forward, 2x^3-4x+1, [2,4], x=2.1, N=4 | | 830. Numerical Interpolation - Backward, 2x^3-4x+1, [2,4], x=2.1, h=0.25 | | 831. Numerical Interpolation - Backward, 2x^3-4x+1, [2,4], x=2.1, N=4 | | 832. Numerical Interpolation - Divided Difference, 2x^3-4x+1, [2,4], x=2.1, h=0.25 | | 833. Numerical Interpolation - Divided Difference, 2x^3-4x+1, [2,4], x=2.1, N=4 | | 834. Numerical Interpolation - Langrange's Interpolation, 2x^3-4x+1, [2,4], x=2.1, h=0.25 | | 835. Numerical Interpolation - Langrange's Interpolation, 2x^3-4x+1, [2,4], x=2.1, N=4 | | 836. Numerical Interpolation - Forward, {{0,1,2,3},{1,0,1,10}},x=2.1 | | 837. Numerical Interpolation - Forward, {{0,1},{1,0},{2,1},{3,10}},x=2.1 | | 838. Numerical Interpolation - Backward, {{0,1,2,3},{1,0,1,10}},x=2.1 | | 839. Numerical Interpolation - Backward, {{0,1},{1,0},{2,1},{3,10}},x=2.1 | | 840. Numerical Interpolation - Divided Difference, {{0,1,2,3},{1,0,1,10}},x=2.1 | | 841. Numerical Interpolation - Divided Difference, {{0,1},{1,0},{2,1},{3,10}},x=2.1 | | 842. Numerical Interpolation - Langrange's Interpolation, {{0,1,2,3},{1,0,1,10}},x=2.1 | | 843. Numerical Interpolation - Langrange's Interpolation, {{0,1},{1,0},{2,1},{3,10}},x=2.1 | | 844. Simpson rule, 1/x, [1,2], h=0.25 | | 845. Simpson rule, 1/x, [1,2], N=5 | | 846. Trapezoidal rule, 1/x, [1,2], h=0.25 | | 847. Trapezoidal rule, 1/x, [1,2], N=5 | | 848. Trapezoidal Simpson rule, 1/x, [1,2], h=0.25 | | 849. Trapezoidal Simpson rule, 1/x, [1,2], N=5 | | 850. Simpson rule, {{0.0,0.1,0.2,0.3,0.4},{1.0000,0.9975,0.9900,0.9776,0.8604}} | | 851. Simpson rule, {{0.0,1.0000},{0.1,0.9975},{0.2,0.9900},{0.3,0.9776},{0.4,0.8604}} | | 852. Trapezoidal rule, {{0.0,0.1,0.2,0.3,0.4},{1.0000,0.9975,0.9900,0.9776,0.8604}} | | 853. Trapezoidal rule, {{0.0,1.0000},{0.1,0.9975},{0.2,0.9900},{0.3,0.9776},{0.4,0.8604}} | | 854. Trapezoidal Simpson rule, {{0.0,0.1,0.2,0.3,0.4},{1.0000,0.9975,0.9900,0.9776,0.8604}} | | 855. Trapezoidal Simpson rule, {{0.0,1.0000},{0.1,0.9975},{0.2,0.9900},{0.3,0.9776},{0.4,0.8604}} | | 856. 1's complement subtraction 10110-11101 | | 857. 2's complement subtraction 10110-11101 | | 858. 7's complement subtraction 342-614 | | 859. 8's complement subtraction 342-614 | | 860. 9's complement subtraction 670-831 | | 861. 10's complement subtraction 670-831 | | 862. 15's complement subtraction B06-C7C | | 863. 16's complement subtraction B06-C7C | | 864. 1's complement 11101 | | 865. 2's complement 11101 | | 866. 7's complement 614 | | 867. 8's complement 614 | | 868. 9's complement 831 | | 869. 10's complement 831 | | 870. 15's complement C7C | | 871. 16's complement C7C | | 872. Is Boolean Algebra D8 | | 873. Is Boolean Algebra D10 | | 874. truth table p or q | | 875. truth table p or (q and r)=(p or q) and (p or r) | | 876. logical validity Hypothesis = p=>q,p=>r and Conclusion = p=>(q and r) | | 877. logical validity Hypothesis = p=>q;p and Conclusion = q | | 878. Game - Online Sudoku Creator and Solver | | 879. Game - Online Dots game | | 880. Game - 21 MatchStick Problem | | 881. Game - The Mind Reader Game | | 882. Game - Shift-It | | 883. Game - 2 Digit Number Guess | | 884. Game - Minesweeper | | 885. Game - Tic-Tac-Toe | | 886. Game - Chess With CPU | | 887. Game - Concentration | | 888. Game - Lights Out | | 889. Game - Three Glass Puzzle (MilkCane Problem) | | 890. Game - Peg | | 891. Game - Tower of Hanoi | | 892. Assignment using Hungarian method {{10,5,13,15,16},{3,9,18,13,6},{10,7,2,2,2},{7,11,9,7,12},{7,9,10,4,12}} | | 893. Assignment using Hungarian method maximization case {{42,35,28,21},{30,25,20,15},{30,25,20,15},{24,20,16,12}} | | 894. Travelling salesman problem using Hungarian method {{x,4,9,5},{6,x,4,8},{9,4,x,9},{5,8,9,x}} | | 895. Travelling salesman problem using penalty method {{x,4,9,5},{6,x,4,8},{9,4,x,9},{5,8,9,x}} | | 896. Travelling salesman problem using branch and bound method {{x,4,9,5},{6,x,4,8},{9,4,x,9},{5,8,9,x}} | | 897. Travelling salesman problem using nearest neighbor method {{x,4,9,5},{6,x,4,8},{9,4,x,9},{5,8,9,x}} | | 898. Travelling salesman problem using diagonal completion method {{x,4,9,5},{6,x,4,8},{9,4,x,9},{5,8,9,x}} | | 899. Crew assignment problem | | 900. Simplex method max Z = 5x1 + 10x2 + 8x3,subject to,3x1 + 5x2 + 2x3 <= 60,4x1 + 4x2 + 4x3 <= 72,2x1 + 4x2 + 5x3 <= 100,and x1,x2,x3 >= 0 | | 901. BigM method max Z = 5x1 + 10x2 + 8x3,subject to,3x1 + 5x2 + 2x3 <= 60,4x1 + 4x2 + 4x3 <= 72,2x1 + 4x2 + 5x3 <= 100,and x1,x2,x3 >= 0 | | 902. Two-Phase method min z = 5x1 + 2x2 + 10x3,subject to,x1 - x3 <= 10,x2 + x3 >= 10,and x1,x2,x3 >= 0 | | 903. Graphical method max z = 15x1 + 10x2,subject to,4x1 + 6x2 <= 360,3x1 <= 180,5x2 <= 200,and x1,x2 >= 0 | | 904. Primal to dual conversion min z = 3x1 - 2x2 + 4x3,subject to,3x1 + 5x2 + 4x3 >= 7,6x1 + x2 + 3x3 >= 4,7x1 - 2x2 - x3 <= 10,x1 - 2x2 + 5x3 >= 3,4x1 + 7x2 - 2x3 >= 2,and x1,x2,x3 >= 0 | | 905. Dual Simplex method max Z = -15x1 - 10x2,subject to,-3x1 - 5x2 <= -5,-5x1 - 2x2 <= -3,and x1,x2 >= 0 | | 906. Integer Simplex method max Z = 2x1 + 20x2 - 10x3,subject to,2x1 + 20x2 + 4x3 <= 15,6x1 + 20x2 + 4x3 = 20,and x1 >= 0 and x2,x3 non-negative integers | | 907. gomory's cutting plane method max Z = 2x1 + 20x2 - 10x3,subject to,2x1 + 20x2 + 4x3 <= 15,6x1 + 20x2 + 4x3 = 20,and x1 >= 0 and x2,x3 non-negative integers | | 908. Branch and Bound method MAX Z = 7x1 + 9x2,subject to,-x1 + 3x2 <= 6,7x1 + x2 <= 35,x2 <= 7,and x1,x2 >= 0 | | 909. 0-1 Integer programming problem MAX Z = 650x1 + 700x2 + 225x3 + 250x4,subject to,700x1 + 850x2 + 300x3 + 350x4 <= 1200,550x1 + 550x2 + 150x3 + 200x4 <= 700,400x1 + 350x2 + 100x3 <= 400,x1 + x2 >= 1,-x3 + x4 <= 1,and x1,x2,x3,x4 >= 0 | | 910. Revised Simplex method MAX Z = 3x1 + 5x2,subject to,x1 <= 4,x2 <= 6,3x1 + 2x2 <= 18,and x1,x2 >= 0 | | 911. NWCM Transportation Problem - north-west corner method {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 912. LCM Transportation Problem - Least cost method {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 913. VAM Transportation Problem - Vogel's approximation method {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 914. Transportation Problem - Row minima method {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 915. Transportation Problem - Column minima method {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 916. Transportation Problem - Russells Approximation method {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 917. Transportation Problem - Heuristic method-1 {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 918. Transportation Problem - Heuristic method-2 {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 919. Transportation Problem - MODI method using vam {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 920. Transportation Problem - Stepping stone method using vam {{11,13,17,14},{16,18,14,10},{21,24,13,10}},supply={250,300,400},demand={200,225,275,250} | | 921. PERT and CPM - Network diagram and critical path for Activity={A,B,C,D,E,F,G,H},Predecessor={-,A,A,B,B C,E,D F,G} | | 922. PERT and CPM - Network diagram and critical path for Activity={1-2,2-3,2-4,3-4,3-6,4-5,5-6,6-7,7-8} | | 923. PERT and CPM - Network diagram and critical path for Activity={1-2,2-3,2-4,3-4,3-6,4-5,5-6,6-7,7-8},Activity Name={A,B,C,dummy,D,E,F,G,H} | | 924. PERT and CPM - Network diagram and critical path for Activity={A,B,C,D,E,F,G,H},Predecessor={-,-,-,A,B,C,D E,F G},Duration={2,4,3,1,6,5,7,2} | | 925. PERT and CPM - Network diagram and critical path for Activity={1-2,2-3,2-4,3-4,3-6,4-5,5-6,6-7,7-8},Duration={4,6,2,0,2,7,4,8,3} | | 926. PERT and CPM - Network diagram and critical path for Activity={1-2,2-3,2-4,3-4,3-6,4-5,5-6,6-7,7-8},Activity Name={A,B,C,dummy,D,E,F,G,H},Duration={4,6,2,0,2,7,4,8,3} | | 927. PERT and CPM - Network diagram and critical path for Activity={A,B,C,D,E,F,G},Predecessor={-,-,-,A,B,C,D E},to={1,1,2,1,2,2,3},tm={1,4,2,1,5,5,6},tp={7,7,8,1,14,8,15} | | 928. PERT and CPM - Network diagram and critical path for Activity={1-2,1-3,1-4,2-5,3-5,4-6,5-6},to={1,1,2,1,2,2,3},tm={1,4,2,1,5,5,6},tp={7,7,8,1,14,8,15} | | 929. PERT and CPM - Network diagram and critical path for Activity={1-2,1-3,1-4,2-5,3-5,4-6,5-6},Activity Name={A,B,C,D,E,F,G},to={1,1,2,1,2,2,3},tm={1,4,2,1,5,5,6},tp={7,7,8,1,14,8,15} | | 930. PERT and CPM - Network diagram and critical path for Activity={A,B,C,D,E,F,G},Predecessor={-,-,B,B,B,E,A D C},Normal Time={10,8,5,6,8,5,12},Normal Cost={2000,1500,800,1100,900,500,300},Crash Time={7,6,4,4,5,4,8},Crash Cost={3000,2000,1400,1500,1500,800,400},Indirect Cost=280 | | 931. PERT and CPM - Network diagram and critical path for Activity={1-2,2-3,2-4,2-5,3-5,4-5,5-6,6-7,6-8,7-8},Normal Time={3,3,7,9,5,0,6,4,13,10},Normal Cost={300,30,420,720,250,0,320,400,780,1000},Crash Time={2,3,5,7,4,0,4,3,10,9},Crash Cost={400,30,580,810,300,0,410,470,900,1200},Indirect Cost=50 | | 932. PERT and CPM - Network diagram and critical path for Activity={1-2,2-3,2-4,2-5,3-5,4-5,5-6,6-7,6-8,7-8},Activity Name={A,B,C,D,E,dummy,F,G,H,I},Normal Time={3,3,7,9,5,0,6,4,13,10},Normal Cost={300,30,420,720,250,0,320,400,780,1000},Crash Time={2,3,5,7,4,0,4,3,10,9},Crash Cost={400,30,580,810,300,0,410,470,900,1200},Indirect Cost=50 | | 933. PERT and CPM - Network diagram and critical path for Activity={A,B,C,D,E,F,G},Predecessor={-,-,-,A,C,A,D B E},Normal Time={4,6,2,5,2,7,4},Normal Cost={60,150,38,150,100,115,100},Crash Time={3,4,1,3,2,5,2},Crash Cost={90,250,60,250,100,175,240},Month={15,14,13,12,11,10,9,8,7,6},Indirect Cost={600,500,400,250,175,100,75,50,35,25} | | 934. PERT and CPM - Network diagram and critical path for Activity={1-2,1-4,1-3,2-4,3-4,2-5,4-5},Normal Time={4,6,2,5,2,7,4},Normal Cost={60,150,38,150,100,115,100},Crash Time={3,4,1,3,2,5,2},Crash Cost={90,250,60,250,100,175,240},Month={15,14,13,12,11,10,9,8,7,6},Indirect Cost={600,500,400,250,175,100,75,50,35,25} | | 935. PERT and CPM - Network diagram and critical path for Activity={1-2,1-4,1-3,2-4,3-4,2-5,4-5},Activity Name={A,B,C,D,E,F,G},Normal Time={4,6,2,5,2,7,4},Normal Cost={60,150,38,150,100,115,100},Crash Time={3,4,1,3,2,5,2},Crash Cost={90,250,60,250,100,175,240},Month={15,14,13,12,11,10,9,8,7,6},Indirect Cost={600,500,400,250,175,100,75,50,35,25} | | 936. Processing n Jobs Through 2 Machines Problem - Optimum sequence, elapsed time, idle time {{20,90,80,20,120,15,65},{25,60,75,30,90,35,50}} | | 937. Optimum sequence, elapsed time, idle time {{5,16,6,3,9,6},{8,7,11,5,7,14}} and units {3,4,2,5,2,3} | | 938. Processing n Jobs Through 2 Machines with units Problem - Optimum sequence, elapsed time, idle time {{5,16,6,3,9,6},{8,7,11,5,7,14}} and units {3,4,2,5,2,3} | | 939. Processing n Jobs Through 3 Machines Problem - Optimum sequence, elapsed time, idle time {{30,40,20,10,50,35},{50,80,90,70,60,75},{40,80,70,60,20,45}} | | 940. Processing n Jobs Through m Machines Problem - Optimum sequence, elapsed time, idle time {{7,2,5,8},{5,6,4,3},{2,4,5,3},{3,5,6,2},{9,10,8,6}} | | 941. Processing 2 Jobs Through m Machines Problem - Optimum sequence, elapsed time, idle time {{A,B,C,D,E},{2,4,3,6,6},{C,A,D,E,B},{4,6,3,3,6}} | | 942. Replacement period of machine for Cost Price=12200,Scrape Value=200,number of Years=8,running cost={200,500,800,1200,1800,2500,3200,4000} | | 943. Replacement period of machine for Cost Price=60000,number of Years=5,Resale value={42000,30000,20400,14400,9650},spares cost={4000,4270,4880,5700,6800},labour cost={14000,16000,18000,21000,25000} | | 944. Replacement period of machine for Machine-1 Cost Price=45000, Operating Cost=1000, Increment cost=10000 and for Machine-2 Cost Price=50000, Operating Cost=2000, Increment cost=4000 | | 945. Replacement period of machine for Cost Price=500,Discounted Rate=5,number of Years=5,running cost={0,100,200,300,400} | | 946. Replacement period of machine for N0=10000,Individual Replacement Cost=1,Whole Replacement Cost=0.35,number of Years=5,running cost={0, 0.03, 0.07, 0.20, 0.40, 0.15, 0.15} | | 947. Saddle Point of Game Theory {{20,15,12,35},{25,14,8,10},{40,2,10,5},{-5,4,11,0}} | | 948. Dominance method of Game Theory {{3,5,4,2},{5,6,2,4},{2,1,4,0},{3,3,5,2}} | | 949. Algebraic method of Game Theory {{1,7},{6,2}} | | 950. Calculus method of Game Theory {{2,-1},{-1,1}} | | 951. Arithmetic method of Game Theory {{1,7,2},{6,2,7},{5,1,6}} | | 952. Matrix method of Game Theory {{1,7,2},{6,2,7},{5,1,6}} | | 953. 2Xn method of Game Theory {{-3,-1,7},{4,1,-2}} | | 954. Graphical method of Game Theory {{2,4},{2,3},{3,2},{-2,6}} | | 955. LPP method of Game Theory {{1,-1,3},{3,5,-3},{6,2,-2}} | | 956. Game theory Bimatrix method | | 957. Data envelopment analysis - DEA input={{51,38},{60,45},{43,33},{53,43},{43,38},{44,35}},output={{169,119},{243,167},{173,158},{216,138},{155,161},{169,157}} | | 958. Problem on Ages - Ram is twice as old as Shyam. If 10 years ago, Ram was 4 times as old as Shyam. At present, then present ages of Ram and Shyam are ? | | 959. Problem on Ages - The ratio of Meena's age and Kamla's age is 3 : 5 and the sum of Meena's age and Kamla's ages is 80 years. The ratio of their ages after 10 years will be ? | | 960. Problem on Ages - 5 years ago, ratio of A's age and B's age was 3:2. 5 years hence, ratio of A's age and B's age will be 5:4. At present, A's age and B's age is ? | | 961. Problem on Ages - 10 years ago, A was 4 times as old as B. 10 years hence, A will be 2 times as old as B. At present, A's age and B's age is ? | | 962. Problem on Ages - 1 years hence, sum of A's age and B's age will be 25. 1 years ago, difference of A's age and B's age was 5. At present, A's age and B's age is ? | | 963. Unitary Method - If 17 books cost Rs 306, what do 29 books cost? | | 964. Unitary Method - If 5 artical cost Rs 90, the cost of 9 artical is? | | 965. Unitary Method - If 20 persons can do a piece of work in 7 days, then the number of persons required to complete the work in 28 days is? | | 966. Unitary Method - If 5 men working 6 hours a day can reap a field in 20 days, in how many days will 15 men reap the field, working 8 hours a day? | | 967. Simple Interest - Find the simple interest on Rs 730 for 184 days at 25/4 % per annum. | | 968. Simple Interest - Find the simple interest on Rs 4660 for 5 years at 7/2 % per annum. | | 969. Simple Interest - The interest on a certain amount of money at 8 % per year for a period of 4 years is Rs 512 . Find the sum of money. | | 970. Simple Interest - Simple Interest on Rs 972 at 14 % per annum for a certain time is Rs 476.28 . Find the time ? | | 971. Simple Interest - Simple Interest on Rs 972 at a certain rate % per annum for 3.5 years is Rs 476.28 . Find the rate ? | | 972. Simple Interest - A sum of money lent at simple interest amounts to Rs 1008 in 2 years and to 1112 in 3 years Find the sum and the rate of interest. | | 973. Simple Interest - What sum of money lent out at simple interest at 9 % p.a. for 3/2 years will produce the same interest as Rs 2250 lent at 6 % p.a. for 5 years | | 974. Simple Interest - A man puts out Rs 500 for 4 years on simple interest and Rs 600 for 3 years The total interest he receives is Rs 190 . What is the rate percent per annum? | | 975. Simple Interest - A sum was put at simple interest at a certain rate for 2 years Had it been put at 3 % higher rate, it whould have fetched Rs 300 more. Find the sum. | | 976. Simple Interest - Divide Rs 16875 into two parts such that the interest at 7/2 % p.a. for 2 years on one part is equal to the other at 4 % p.a. for 5 years | | 977. Simple Interest - A shopkeeper borrowed Rs 20000 from two money lendeRs For one loan he paid 12 % and for the other 14 % per annum. After 1 year, he paid Rs 2560 as interest. How much did he borrow at each rate ? | | 978. Simple Interest - At what rate percent per annum will sum of money double in 8 years? | | 979. Simple Interest - Rajeev deposited money in the post office which is doubled in 20 years at a simple rate of interest. In how many years will the original sum triple itself ? | | 980. Compound Interest - Calculate Compound Interest and amount on Rs 4500 at 10 % per annum in 3 years | | 981. Compound Interest - Calculate Compound Interest and amount on Rs 625 for 2 years at 9 %, compounded half-yearly. | | 982. Compound Interest - Calculate Compound Interest on Rs 8000 for 9 months at 20 % per annum, compounded quartely . | | 983. Compound Interest - What sum of money becomes Rs 9261 in 3 years at 5 % per annum, compounded annually ? | | 984. Compound Interest - What will Rs 25000 amounts to in two years at Compound Interest if the rates for successive years be 4 % and 5 % per year. | | 985. Compound Interest - A sum of money amounts to Rs 6690 after 3 years and to Rs 10035 after 6 years on compound interest. Calculate the sum of money. | | 986. Compound Interest - A man borrows Rs 2500 at 5 % simple interest for 2 years He immediately lends this money at compound interest at the same rate for the same time. What is the additional amount he gets at the ends of the years correct to nearest rupee? | | 987. Compound Interest - The difference between the compound interest and the simple interest on a certain sum at 10 % per annum for 2 years is Rs 52 . Find the sum. | | 988. Compound Interest - If the compound interest on a certain sum for 3 years at 10 % per annum be Rs 331, what would be the simple interest ? | | 989. Compound Interest - A sum of money 2 times itself at compound interest in 15 years In how many years, it will become 8 times of itself ? | | 990. Percentage - What is 20 % of 80 . | | 991. Percentage - 42 is 3 % of what. | | 992. Percentage - What percent of 65 is 130 . | | 993. Percentage - A's annual income is increased/decreased from Rs 60000 to Rs 75000 . Find the percentage of increase in A's income. | | 994. Percentage - In a school of 225 boys, 15 were absent then what percent were present ? | | 995. Percentage - A earns 25 % more than B. By what percent does B earn less then A. | | 996. Percentage - A reduction of 20 % in the price of basmati rice would enable a man to buy 2 kg of rice more for Rs 250 . Find the reduced price per kg. | | 997. Percentage - The price of tea has gone up by 20 %. By how much percent should its consumption be reduced so as not to increase the expenditure? | | 998. Percentage - Find the selling price of an item, of which the printed price is Rs 25000 if the successive discounts given are 10 %, 8 % and 4 %. | | 999. Percentage - The successive discount of 10 % and 5 % are given on the purchased Computer. If the final price of the Computer is Rs 10260 , then find the printed price of the Computer. | | 1000. Percentage - 130 is what percent of 65 . | | 1001. Percentage - What is the percentage increase/decrease from 20 to 40 ? | | 1002. Profit Loss Discount - Find selling price when cost price = Rs 50, Loss/Gain = 10 % . | | 1003. Profit Loss Discount - Find cost price when selling price = 55 , Loss/Gain = 10 % | | 1004. Profit Loss Discount - Find Loss/Gain % when cost price = 50 and selling price = 55 . | | 1005. Profit Loss Discount - By selling an article for Rs 110 a man loses 12 %. For how much should he sell it to gain 8 %. | | 1006. Profit Loss Discount - A man sells two houses for Rs 536850 each. On one he gains and on the other he loses 5 %. Find his gain or loss % on the whole transaction. | | 1007. Profit Loss Discount - If selling price of 10 articles is the same as the cost price of 12 articles, find the gain %. | | 1008. Profit Loss Discount - By selling 100 pencils, a shopkeeper gains the selling price of 20 pencils. Find the gain percent. | | 1009. Profit Loss Discount - A dishonest dealer professes to sell his goods at cost price but uses a weight of 960 grams for 1000 grams. Find the gain percent. | | 1010. Profit Loss Discount - If the marked price of an article is Rs 380 and a discount of 5 % is given on it, what is the selling price ? | | 1011. Profit Loss Discount - If 12 % is allowed as discount on a radio and its selling price is Rs 836 , what is its marked price ? | | 1012. Profit Loss Discount - A cycle dealer marks his goods 25 % above his cost price and allows a discount of 8 % on it. Find his gain percent. | | 1013. Profit Loss Discount - Successive discounts of 20 % and 10 % equivalent to a single discount of how many percent? | | 1014. Profit Loss Discount - If a commission of 10 % is given on the list price, the gain is 20 %. Find the gain percent, if the commission is increased to 20 %. | | 1015. Profit Loss Discount - If the manufacturer gives 20 % commission to the dealer on the printed price and if the dealer sells the item at the printed price, what is the percentage of his profit ? | | 1016. Profit Loss Discount - A dealer gets 25 % commission on the printed price of an item. If he gives 10 % discount to the customer on printed price, find his prifit in percentage. | | 1017. Profit Loss Discount - The printed price of a saree is Rs 900 . A cloth-mearchant purchases it at 15 % commission. He spends Rs 35 for roll-polish and then sells the saree at the printed price. What is the prifit of the merchant in percentage ? | | 1018. Profit Loss Discount - A carpenter made a table which cost him Rs 1500 . He decided the price so that he would get 20 % profit. He gave 8 % commission on the decided price while selling. Find the sales price of the table and the profit of the carpenter. | | 1019. Profit Loss Discount - The printed price of a book is Rs 720 . After giving 10 % discount to the customer on the printed price, the book-seller gets 20 % profit. Find the purchase price for the book-seller. | | 1020. Profit Loss Discount - If 20 % discount is given on the decided price which is decided by addition of 20 % profit on the purchase price, then will there be profit or loss? What is the percentage? | | 1021. Profit Loss Discount - A watch manufacturing company decided the price with 25 % profit on the cost price. By selling a watch with 8 % discount on th printed price, the company has a profit of Rs 300 . Find the cost-price of a watch. | | 1022. Profit Loss Discount - If the sales price of 12 pens is fixed as the original price of 15 pens, then what percentage of profit is earned in the deal ? | | 1023. Statistics Wording Problem - The mean of 10 observations is 12.5 . While calculating the mean one observation was by mistake taken as -8 instead of +8 . Find the correct mean. | | 1024. Statistics Wording Problem - The mean of 10 observations is 35 . While calculating the mean two observations were by mistake taken as 35 instead of 25 and 30 instead of 45 . Find the correct mean. | | 1025. Statistics Wording Problem - The mean of 15 observations is 16.4 . If we remove one observation from it then the mean of remaining observations is 17 , then find out the removed observation ? | | 1026. Statistics Wording Problem - The sum of 15 observation is 343 . If we remove two observation 18 and 26 , then find out the mean of remaining observations. | | 1027. Statistics Wording Problem - The mean of 5 observations is 20 . If we add one new observation then the new mean of the observations is 25 . So find out new added observation. | | 1028. Statistics Wording Problem - The mean of observation is 10 . If we add 2 and then multiply or divide by 3 in each observation, then find the new mean ? | | 1029. HCF LCM - The HCF of two numbers is 14 and their LCM is 11592 . If one of the numbers is 504 , find the other? | | 1030. HCF LCM - Find the largest number which can exactly divide 513,783,1107 . | | 1031. HCF LCM - Find the smallest number exactly divisible by 12,15,20,27 . | | 1032. HCF LCM - Find the least number which when divided by 6,7, 8, 9,12 leaves the same remainder 2 in each case. | | 1033. HCF LCM - Find the largest number which divides 77 , 147 , 252 to leave the same remainder in each case. | | 1034. HCF LCM - Greatest number which can divide 1354 , 1806 , 2762 leaving the same remainder 10 in each case. | | 1035. HCF LCM - The greatest number that will divide 1657 , 2772 leaving respectively 6 , 5 as remainder. | | 1036. HCF LCM - The greatest number that will divide 290 , 460 , 552 leaving respectively 4 , 5 , 6 as remainder. | | 1037. HCF LCM - The product of HCF and LCM of 18 and 16 is | | 1038. HCF LCM - LCM of two numbers is 14 times their HCF. The sum of LCM and HCF is 600 . If one number is 280 , then find the other number ? | | 1039. HCF LCM - Find the least number which is exactly divided by 28,36,45 when we add 19 to it | | 1040. Installment - A briefcase is available for Rs 800 cash or for Rs 500 cash down payment and Rs 320 to be paid after 6 months. Find the rate of interest charged under the installment plan. | | 1041. Installment - A bicycle is sold for Rs 1800 cash or for Rs 600 cash down payment followed by 2 monthly installmnets of Rs 610 each. Compute the rate of the interest charged under the installment scheme. | | 1042. Installment - A washing machine is available at Rs 6400 cash or for Rs 1400 cash down payment and 5 monthly installments of Rs 1030 each. Calculate the rate of interest charged under the instalment plan. | | 1043. Installment - A computer is sold by a company for Rs 19200 cash or for Rs 4800 cash down payment together with 5 equal monthly installments. If the rate of interest charged by the company is 12 % per annum, find each installment. | | 1044. Installment - A State Government announces sale of flats of Rs 555000 cash or Rs 42750 cash down payment and 3 equal Yearly installments. The Government also charges a nominal interest at the rate of 8 % per annum copuounded as installment plan in this welfare scheme. If one purchases a flat under this installment plan, calculate the value of each installment. | | 1045. Installment - A man borrows money from a finance company and has to pay it back in 2 equal Half Yearly installments of Rs 4945 each. If the interest is charged by the finance company at the rate of 15 % per annum compounded as installment plan, find the principal and the total interest paid. | | 1046. Installment - A TV set is available for Rs 19650 cash payment or for Rs 3100 cash down payment and 3 equal Yearly installments. If the shopkeeper charges interest at the rate of 10 % per annum compounded as installment plan, calculate the amount of each installment. | | 1047. Installment - Ram borrowed a sum of money and returned it in 3 equal Quarterly installments of Rs 17576 each. Find the sum borrowed, if the rate of interest charged was 16 % per annum compounded as installment plan. Find also the total interest charged. | | 1048. Arithmetic Progression - For given arithemetic progression series 7,3,-1,-5,-9 ,... find 10 th term and addition of first 10 th terms. | | 1049. Arithmetic Progression - For arithemetic progression f( 5 ) = 56 , f( 8 ) = 86 then find f( 10 ) and S( 10 ). | | 1050. Arithmetic Progression - For arithemetic progression f( 5 ) = 25 , f( 11 ) = 49 , then find n such that f(n) = 105 . | | 1051. Arithmetic Progression - For arithemetic progression S( 33 ) = 198 , then find f( 17 ). | | 1052. Arithmetic Progression - For arithemetic progression f( 17 ) = 6 , then find S( 33 ). | | 1053. Arithmetic Progression - For arithemetic progression f( 7 ) = 13 , S( 14 ) = 203 , then find f( 10 ) and S( 8 ). | | 1054. Arithmetic Progression - For arithemetic progression addition of 3 terms is 27 and their multiplication is 648 , then that numbers | | 1055. Arithmetic Progression - For arithemetic progression addition of first 17 terms is 24 and addition of first 24 terms is 17 , then find addition of first 41 terms. | | 1056. Arithmetic Progression - For arithmetic progression Sm = n and Sn = m then prove that Sm+n = -(m - n) | | 1057. Arithmetic Progression - For arithmetic progression Sm = n and Sn = m then prove that Sm-n = (m - n)(1 + 2n / m) | | 1058. Arithmetic Progression - Find the sum of all natural numbers between 100 to 200 and which are divisible by 4 . | | 1059. Arithmetic Progression - Find the sum of all natural numbers between 100 to 200 and which are not divisible by 4 . | | 1060. Arithmetic Progression - For arithemetic progression addition of three terms is 15 and addition of their squres is 83 , then find that numbers | | 1061. Arithmetic Progression - If S1, S2, S3 are sum of n, 2n, 3n terms of arithmetic progression series then prove that S3 = 3(S2 - S1) | | 1062. Arithmetic Progression - If Sn is sum of n even terms of arithmetic progression series and Sn' is sum of n odd terms of arithmetic progression series then prove that Sn = (1 + 1/n) Sn' | | 1063. Arithmetic Progression - For arithemetic progression, addition of three terms is 51 and multiplication of end terms is 273 , then find that numbers | | 1064. Arithmetic Progression - For arithemetic progression of four terms, addition of end terms is 14 and multiplication of middle two terms is 45 , then find that numbers | | 1065. Arithmetic Progression - For arithemetic progression, addition of four terms is 4 and addition of multiplication of end terms and multiplication of middle terms is -38 , then find that numbers | | 1066. Geometric Progression - For given geometric progression series 3,6,12,24,48 ,... find 10 th term and addition of first 10 th terms. | | 1067. Geometric Progression - For given geometric progression series 3,6,12,24,48 ,... then find n such that S(n) = 3069 . | | 1068. Geometric Progression - For given geometric progression series 3,6,12,24,48 ,... then find n such that f(n) = 1536 . | | 1069. Geometric Progression - For geometric progression f( 1 ) = 2 , f( 4 ) = 54 then find f( 3 ) and S( 3 ). | | 1070. Geometric Progression - For geometric progression f( 1 ) = 2 , f( 4 ) = 54 , then find n such that f(n) = 18 . | | 1071. Geometric Progression - For geometric progression addition of 3 terms is 26 and their multiplication is 216 , then that numbers | | 1072. Geometric Progression - For geometric progression multiplication of 5 terms is 1 and 5 th term is 81 times then the 1 th term. | | 1073. Geometric Progression - Arithmetic mean of two number is 13 and geometric mean is 12 , then find that numbers | | 1074. Geometric Progression - Two numbers are in the ratio 9 : 16 and difference of arithmetic mean and geometric mean is 1 , then find that numbers | | 1075. Geometric Progression - Find 6 arithmetic mean between 3 and 24 . | | 1076. Geometric Progression - Find 3 geometric mean between 1 and 256 . | | 1077. Geometric Progression - Prove that 1 + (1 + 2) + (1 + 2 + 3) + ... n terms = n/6 (n + 1) (n + 2) | | 1078. Geometric Progression - Prove that 1 * (2^2 - 3^2) + 2 * (3^2 - 4^2) + 3 * (4^2 - 5^2) + ... n terms = n/6 (n + 1) (4n + 11) | | 1079. Geometric Progression - 1 + x^4 + 3^2 + 4 + x^6 + 6^2 + 7 + x^8 + 9^2 + ... 3n terms | | 1080. Geometric Progression - 1 + (1 + 3) + (1 + 3 + 5) + ... n terms | | 1081. Geometric Progression - Prove that for all n belongs to N, 1^2 * n + 2^2 * (n - 1) + 3^2 * (n - 2) + ... + n^2 * 1 = n/12 (n + 1)^2 (n + 2) | | 1082. Geometric Progression - Prove that 1 * 2^2 + 3 * 5^2 + 5 * 8^2 + ... n terms = n/2 (9n^3 + 4n^2 - 4n - 1) | | 1083. Geometric Progression - Prove that 1^2 + (1^2 + 2^2) + (1^2 + 2^2 + 3^2) + ... n terms = n/12 (n + 1)^2 (n + 2) | | 1084. Geometric Progression - Prove that 2 + 5 + 10 + 17 + ... n terms = n/6 (2n^2 + 3n + 7) | | 1085. Geometric Progression - Prove that sum [ sum (2n -3) ] = n/6 (n + 1)(2n - 5) |
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