| 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 | |
| 42462 | Ten cards numbered 1 to 10 are placed in a box and… | Medium | |
| 42507 | The probability of a team winning a match given Matt is playing… | Medium | |
| 42539 | In a certain game, a player begins with a bag containing tiles… | Medium | |
| 42694 | Three students appear at an examination of Mathematics | Medium | |
| 42713 | Mr | Medium | |
| 42729 | Find the probability that a number selected from numbers 1, 2, 3… | Medium | |
| 42799 | In a simultaneous throw of pair of dice | Medium | |
| 42816 | If a coin is tossed 4 times what is the probability that… | Medium | |
| 42975 | As part of her MBA program, Karen applied for three different Spring… | Medium | |
| 42978 | The set S consists of 5 numbers: {1,2,3,4,5} | Medium | |
| 43082 | If you roll 2 dice, what is the probability of rolling a… | Medium | |
| 43129 | Out of first 50 natural numbers, one number is selected at random | Medium | |
| 43190 | A telephone number contains 10 digit, including a 3-digit area code | Medium | |
| 43210 | In a throw of dice what is the probability of geƫng number… | Medium | |
| 43499 | There are 5 bags three of which each contains 4 white and… | Medium | |
| 43508 | From a Group of 9 People, Including George and Nina, 4 people… | Medium | |
| 43637 | In a box of 12 pens, a total of 6 are defective | Medium | |
| 43663 | A box contains 7 pairs of shoes (14 shoes in total) | Medium | |
| 43681 | In a room with 10 people, 6 people have exactly 1 friend… | Medium | |
| 43682 | If an integer x is to be selected at random from 1… | Medium | |
| 43698 | A rectangular table seats 7 people on each of two sides, with… | Medium | |
| 43794 | A certain box has 13 cards and each card has one of… | Medium | |
| 43958 | In a box, there are 6 red, 2 blue and 3 green… | Medium | |
| 43988 | If a certain coin is flipped, the probability that the coin will… | Medium | |
| 44027 | A bag contains 4red, 5blue and 3green balls | Medium | |
| 44097 | In a room filled with 7 people, 4 people have exactly 1… | Medium | |
| 44146 | In a box, there are 8 red, 7 blue and 6 green… | Medium | |
| 44177 | An integer n between 1 and 99, inclusive, is to be chosen… | Medium | |
| 44392 | A jar contains 5 black and 2 white balls | Medium | |
| 44399 | Factory X's bulbs work for over 5000 hours in 75% of cases… | Medium | |
| 44436 | Three 6 faced dice are thrown together | Medium | |