| 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 | |
| 41274 | If a real number x is chosen at random in the interval… | Medium | |
| 41285 | A contest will consist of n questions, each of which is to… | Medium | |
| 41362 | Two dice are thrown simultaneously | Medium | |
| 41483 | Out of 9 persons working on a project, 4 are graduates | Medium | |
| 41514 | {-10, -6, -5, -4, -2.5, -1, 0, 2.5, 4, 6, 7, 10}… | Medium | |
| 41551 | In a lottery, there are 10 prizes and 25 blanks | Medium | |
| 41628 | If two dice are thrown together, the probability of getting an even… | Medium | |
| 41632 | If a coin is flipped, the probability that the coin will land… | Medium | |
| 41666 | A committee of 3 persons is to be formed from 3 company… | Medium | |
| 41673 | In a race where 18 cars are running, the chance that car… | Medium | |
| 41701 | A bag contains 6 black and 5 white balls | Medium | |
| 41845 | In a group of 100 people, 90 have an age of more… | Medium | |
| 41947 | On Monday morning, Chris receives tickets to a baseball game that will… | Medium | |
| 41955 | Three hundred multiples of seven are chosen at random, and 700 multiples… | Medium | |
| 42027 | On a baseball team, 6 players including Alice want to play 1st… | Medium | |
| 42177 | An urn contains g green marbles and b blue marbles | Medium | |
| 42270 | In a box of 10 pencils, a total of 2 are defective | Medium | |
| 42434 | 10 books are placed at random in a shelf | Medium | |
| 42452 | A package contains 8 black and 11 white balls | Medium | |