| 80432 | 5 girls and 3 boys are arranged randomly in a row | Medium | |
| 80494 | You roll P (P > 1) number of Q (Q > 1)… | Medium | |
| 80505 | A rectangular table seats 2 people on each of two sides, with… | Medium | |
| 80556 | If you roll a fair-sided die twice, what is the probability of… | Medium | |
| 80572 | In a room filled with 6 people, all 6 people have exactly… | Medium | |
| 80580 | In a country where everyone wants a boy, each family continues having… | Medium | |
| 80718 | As a treat for her two children, a mother runs to the… | Medium | |
| 80785 | | Medium | |
| 80823 | Jim and Renee will play one game of Rock, Paper, Scissors | Medium | |
| 80839 | Mike and Emily need to build 2 identical houses | Medium | |
| 80864 | In a box there are 5 red balls and 6 blue balls | Medium | |
| 80905 | A computer program generates a single digit by a random process, according… | Medium | |
| 80918 | As a treat for her two children, a mother runs to the… | Medium | |
| 80943 | Three fourth of the roads from A to B are at least… | Medium | |
| 80944 | Charlie, a painter, has 9 jars of paint: 4 are violet, 2… | Medium | |
| 81067 | A = {0, 1, -3, 6, -8, -10} B = {-1, 2… | Medium | |
| 81088 | Each of five different locks has a matching key | Medium | |
| 81110 | In a certain game, you perform three tasks | Medium | |
| 81154 | There are two boxes, one containing 10 red balls and the other… | Medium | |
| 81163 | There are y different travelers who each have a choice of vacationing… | Medium | |
| 81165 | In a bag there are a certain number of blue balls and… | Medium | |
| 81166 | There are 8 students | Medium | |
| 81239 | If A is to be chosen at random from the set {14… | Medium | |
| 81247 | Five children, Anaxagoras, Beatrice, Childeric, Desdemona, and Ethelred, sit randomly in five… | Medium | |
| 81290 | Two brother X and Y appeared for an exam | Medium | |
| 81359 | A small company employs 3 men and 5 women | Medium | |
| 81405 | A division of a company consists of five men and seven women | Medium | |
| 81446 | Three boys are ages 4, 6 and 7 respectively | Medium | |
| 81459 | If two dice are thrown together, the probability of getting an even… | Medium | |
| 81524 | A relay has a series of 5 circuits in a line | Medium | |
| 81570 | A random 10-letter code is to be formed using the letters A… | Medium | |
| 81651 | What is the probability of getting sum 10 with the help of… | Medium | |
| 81652 | A certain board game has a row of squares numbered 1 to… | Medium | |
| 81696 | eight books consisting of 5 financial management, 2 marketing management and Since… | Medium | |
| 81754 | If a child flips a coin five times in a row, what… | Medium | |
| 81762 | In bag C there are 5 books and 2 copybooks, in bag… | Medium | |
| 81785 | On the shelf, there are four books of poetry, four novels, and… | Medium | |
| 81912 | In a bag there are a certain number of orange balls and… | Medium | |
| 81923 | If an integer n is to be chosen at random from the… | Medium | |
| 81964 | A = {2, 3, 4, 5} B = {4, 5, 6, 7… | Medium | |
| 82089 | A car manufacturer produces only red and blue TCS Models which come… | Medium | |
| 82093 | A fair white coin with sides marked heads and tails is to… | Medium | |
| 82133 | How many arrangements can be made if there are 5 balls from… | Medium | |
| 82200 | In a bag there are a certain number of red balls and… | Medium | |
| 82246 | For a lottery, three numbers are drawn, each from 1 to 40 | Medium | |
| 82263 | Ed throws a blue die and a red die | Medium | |
| 82399 | A box contains THIRTEEN bulbs out of which 6 are defective | Medium | |
| 82475 | In a bag, there are 6 brown, 4 blue and 10 orange… | Medium | |
| 82557 | A certain freshman class has 600 students and a certain sophomore class… | Medium | |
| 82600 | John tossed a fair coin 3 times | Medium | |