| 39049 | Out of 10 students in a class, 4 are from Maharashtra, 3… | Medium | |
| 39051 | Antony, Ben, and Charles each try independently to win a carnival game | Medium | |
| 39092 | For one toss of a certain coin, the probability that the outcome… | Medium | |
| 39159 | In a stack of cards, 9 cards are blue and the rest… | Medium | |
| 39174 | If six persons sit in a row, then the probability that three… | Medium | |
| 39175 | A basket has 5 apples and 4 oranges | Medium | |
| 39260 | On a game show, a contestant is given three keys, each of… | Medium | |
| 39265 | 8 couples (husband and wife) attend a dance show "Nach Baliye' in… | Medium | |
| 39325 | If a coin is tossed 3 times what is the probability that… | Medium | |
| 39499 | An exam consists of 2 true/false questions | Medium | |
| 39524 | Three 6 faced dice are thrown together | Medium | |
| 39581 | A certain bag contains 60 balls — 22 white, 18 green, 5… | Medium | |
| 39593 | A girl has exactly 6 quarters, 6 dimes, and 10 nickels in… | Medium | |
| 39595 | A certain team has 14 members, including Joey | Medium | |
| 39625 | 17 balls are numbered 1 to 17 | Medium | |
| 39635 | A drawer holds 5 red hats and 5 blue hats | Medium | |
| 39674 | Given two sets A = {1,1,2,2,7,7} and B = {0,1}, if one… | Medium | |
| 39726 | What is the probability of rolling a total of 4 with a… | Medium | |
| 39763 | In a simultaneous throw of two coins the probability of getting at… | Medium | |
| 39787 | A bag contains 23 purple jellybeans, 12 green jellybeans, and 15 yellow… | Medium | |
| 39821 | The probability of a team winning a match given Matt is playing… | Medium | |
| 39900 | Three students appear at an examination of Mathematics | Medium | |
| 40007 | If there is an equal probability of a child being born a… | Medium | |
| 40342 | A 10 meter long wire is cut into two pieces | Medium | |
| 40383 | A box contains 3 red chips and 2 blue chips | Medium | |
| 40411 | There are 3 red shoes, 2 green shoes | Medium | |
| 40599 | A certain junior class has 100 students and a certain senior class… | Medium | |
| 40605 | When tossed, a certain six-sided die has an equal probability of landing… | Medium | |
| 40639 | A certain junior class has 1000 students and a certain senior class… | Medium | |
| 40677 | Lottery balls numbered consecutively from one through one hundred are placed in… | Medium | |
| 40737 | John tossed a fair coin 6 times | Medium | |
| 40749 | From a group of 4 boys and 4 girls, 4 children are… | Medium | |
| 40756 | WINK, Inc | Medium | |
| 40800 | Out of 10 persons working on a project, 5 are graduates | Medium | |
| 40863 | Out of 7 fruits in a basket, 2 are rotten | Medium | |
| 40869 | In a stack of cards, 6 cards are blue and the rest… | Medium | |
| 40923 | A basket has 5 apples and 4 oranges | Medium | |
| 40933 | A box contains 4 red, 3 white and 2 blue balls | Medium | |
| 40935 | The odds against ram solving the problem are 4 to 3 and… | Medium | |
| 40977 | Three 6 faced dice are thrown together | Medium | |
| 40982 | Alice, Benjamin, and Carol each try independently to win a carnival game | Medium | |
| 41024 | An urn contains 5 black and 3 white balls | Medium | |
| 41070 | The probability of a lottery ticket being a prized ticket is 0.2 | Medium | |
| 41108 | A certain junior class has 1,000 students and a certain senior class… | Medium | |
| 41154 | There are 8 books in a shelf that consist of 3 paperback… | Medium | |
| 41156 | A bag contains 12 white and 18 black balls | Medium | |
| 41199 | A certain junior class has 1000 students and a certain senior class… | Medium | |
| 41213 | On one side of a coin there is the number 0 and… | Medium | |
| 41246 | A bag holds 4 red marbles and 4 green marbles | Medium | |
| 41251 | There is a 10% chance that Tigers will not win at all… | Medium | |