| 97541 | From a pack of 52 cards, 1 card is drawn at random | Medium | AQuA | |
| 97608 | Forty ladies and fifty gentlemen are present at a party | Medium | AQuA | |
| 97615 | if a four-digit number is selected at random from the integers 1000… | Medium | AQuA | |
| 97635 | A certain deck of cards contains 2 blue cards, 2 red cards… | Medium | AQuA | |
| 97650 | Five coins are tossed simultaneously | Medium | AQuA | |
| 97687 | Each factor of 210 is inscribed on its own plastic ball, and… | Medium | AQuA | |
| 97715 | Two thirds of the roads from A to B are at least… | Medium | AQuA | |
| 97807 | John has on his shelf one books of poetry, seven novels, and… | Medium | AQuA | |
| 97828 | In a multiple choice test comprising 5 Questions, each with 4 choices… | Medium | AQuA | |
| 97874 | A box contains four light out of which 2 are defective | Medium | AQuA | |
| 97887 | If a coin is tossed 7 times what is the probability that… | Medium | AQuA | |
| 97930 | Three boys are ages 4, 6 and 7 respectively | Medium | AQuA | |
| 97967 | A bag contains ten marbles of the same size: 3 are identical… | Medium | AQuA | |
| 98012 | A fair 2 sided coin is flipped 6 times | Medium | AQuA | |
| 98037 | Given a bag with 2 red balls and 3 yellow balls, you… | Medium | AQuA | |
| 98045 | Five marbles are randomly selected, one at a time (without return), from… | Medium | AQuA | |
| 98059 | A bag contains 10 red and 6 white balls | Medium | AQuA | |
| 98158 | Potato chips are on sale, buy 2 get 1 free | Medium | AQuA | |
| 98190 | Baseball's World Series matches 2 teams against each other in a best-of-seven… | Medium | AQuA | |
| 98198 | A computer program generates a single digit by a random process, according… | Medium | AQuA | |
| 98287 | A person has three children with at least one boy | Medium | AQuA | |
| 98339 | A & B throws a pair of dice and winner is one… | Medium | AQuA | |
| 98354 | If four coins are tossed, the probability of getting two heads and… | Medium | AQuA | |
| 98387 | If two letters are chosen at random (without replacement) from the word… | Medium | AQuA | |
| 98408 | A certain deck of cards contains 2 blue cards, 2 red cards… | Medium | AQuA | |
| 98418 | A computer program generates a single digit by a random process, according… | Medium | AQuA | |
| 98473 | There are 5 marbles in a bag - 2 are orange and… | Medium | AQuA | |
| 98541 | A bag contains 3 red, 4 green and 4 white balls | Medium | AQuA | |
| 98558 | What is the probability that their sum of two numbers, randomly selected… | Medium | AQuA | |
| 98559 | Two letters from the word KHANTKAR are selected at random | Medium | AQuA | |
| 98586 | A bag contains 3 blue and 5 white marbles | Medium | AQuA | |
| 98588 | Eleven books consisting of 5 financial management, 4 marketing management and 2… | Medium | AQuA | |
| 98615 | A and B play a series of 5 games in badminton | Medium | AQuA | |
| 98670 | A password of a computer used three digits where they are from… | Medium | AQuA | |
| 98740 | What is the exact probability that, when rolling six fair dice, at… | Medium | AQuA | |
| 98865 | At an elite baseball camp, 60% of players can bat both right-handed… | Medium | AQuA | |
| 98866 | One person has 2 children | Medium | AQuA | |
| 98924 | A fair coin is tossed 6 times | Medium | AQuA | |
| 99060 | A picks a number from the bag where the bag consists of… | Medium | AQuA | |
| 99079 | If the probability that Stock A will increase in value during the… | Medium | AQuA | |
| 99146 | In a large forest, 300 deer were caught, tagged, and returned during… | Medium | AQuA | |
| 99147 | In a railway station, there are two trains going | Medium | AQuA | |
| 99210 | The events A and B are independent | Medium | AQuA | |
| 99264 | Three friends Alan, Roger and Peter attempt to answer a question on… | Medium | AQuA | |
| 99279 | 5 horses are in a race | Medium | AQuA | |
| 99300 | Two numbers are said to be relatively prime if they share no… | Medium | AQuA | |
| 99306 | There is a 90% chance that a registered voter in Burghtown voted… | Medium | AQuA | |
| 106221 | Sequences and Their Notations · Exercise 11 | Medium | OpenStax | |
| 106223 | Sequences and Their Notations · Exercise 13 | Medium | OpenStax | |
| 106227 | Sequences and Their Notations · Exercise 17 | Medium | OpenStax | |