| 66984 | If the probability of rain on any given day in Chicago during… | Medium | |
| 67013 | A committee is composed of w women and m men | Medium | |
| 67048 | In a box of 9 pencils, a total of 2 are defective | Medium | |
| 67134 | In a simultaneous throw of 2 dice what is the probability of… | Medium | |
| 67164 | According to a recent student poll, 3/4 out of 20 members of… | Medium | |
| 67252 | In a box, there are 10 red, 8 blue and 5 green… | Medium | |
| 67291 | The probability of a team winning a match given Matt is playing… | Medium | |
| 67427 | Tickets numbered from 1 to 21 are mixed and then a ticket… | Medium | |
| 67480 | 70 percent of the members of a study group are women, and… | Medium | |
| 67489 | Out of a group of 10 contestants, 2 are to be selected… | Medium | |
| 67501 | A shipment of 8 TV sets contains 1 black and white sets… | Medium | |
| 67606 | In a box, there are 10 red, 6 blue and 5 green… | Medium | |
| 67618 | If two distinct positive divisors of 128 are randomly selected, what is… | Medium | |
| 67954 | If a card is drawn from a well shuffled pack of cards… | Medium | |
| 67977 | Two brother X and Y appeared for an exam | Medium | |
| 67999 | A number, x is chosen at random from the set of positive… | Medium | |
| 68035 | Out of a group of 10 contestants, 2 are to be selected… | Medium | |
| 68161 | If a randomly selected non-negative single digit integer is added to {2… | Medium | |
| 68169 | The probability that a visitor at the mall buys a pack of… | Medium | |
| 68237 | In a jar there are balls in different colors: blue, red, green… | Medium | |
| 68264 | There are 15 balls in a jar | Medium | |
| 68274 | A four-digit code can consist of the digits 0 ~ 9 except… | Medium | |
| 68280 | A fair coin is tossed 3 times | Medium | |
| 68298 | If an integer n is to be chosen at random from the… | Medium | |
| 68407 | A box contains 6 pairs of shoes (12 shoes in total) | Medium | |
| 68480 | Every year Taylor goes to the same carnival, and he attempts to… | Medium | |
| 68505 | Find the probability that a number selected from numbers 1, 2, 3… | Medium | |
| 68532 | A shipment of 250 smartphones contains 76 that are defective | Medium | |
| 68561 | In a certain lottery, the probability that a number between 14 and… | Medium | |
| 68644 | Out of 17 students studying in a class, 7 are from Maharashtra… | Medium | |
| 68700 | In a certain game, a player begins with a bag containing tiles… | Medium | |
| 68765 | In a survey of 350 employees, 104 of them are uninsured, 54… | Medium | |
| 68858 | A coin is tossed 4 times | Medium | |
| 68892 | If 4 people are selected from a group of 7 married couples… | Medium | |
| 69157 | On a baseball team, 5 players including Alice want to play 1st… | Medium | |
| 69256 | In a single throw of a die what is the probability of… | Medium | |
| 69268 | A box contains 9 pairs of shoes (18 shoes in total) | Medium | |
| 69298 | In a box of 9 pens, a total of 3 are defective | Medium | |
| 69348 | Johnson has a corporate proposal | Medium | |
| 69356 | Mario and Nina each have a bag of marbles, each of which… | Medium | |
| 69463 | While playing a certain dice game, Chris wins if the sum of… | Medium | |
| 69514 | There is a 5% chance that Tigers will not win at all… | Medium | |
| 69519 | Out of a classroom of 6 boys and 5 girls, the teacher… | Medium | |
| 69527 | A dice has one of the first 5 prime number on each… | Medium | |
| 69537 | If you roll one fair six-sided die, what is the probability that… | Medium | |
| 69586 | A basket has 5 apples and 5 oranges | Medium | |
| 69594 | There is a 10% chance that Tigers will not win at all… | Medium | |
| 69604 | If two balls are randomly selected from a green urn containing 8… | Medium | |
| 69737 | An integer n between 1 and 99, inclusive, is to be chosen… | Medium | |
| 69839 | The probability that a brand A widget is defective is x, the… | Medium | |