| 97773 | In how many ways can a committee consisting of 4 men and… | Medium | AQuA | |
| 97830 | There are 10 women and 8 men in a certain club | Medium | AQuA | |
| 97942 | There are 9 color balls at a row | Medium | AQuA | |
| 98053 | A committee has 4 men and 6 women | Medium | AQuA | |
| 98077 | John has 6 friends who want to ride in his new car… | Medium | AQuA | |
| 98270 | In how many different ways can the letters of the word "LEADING"… | Medium | AQuA | |
| 98321 | There are 10 cans in the refrigerator | Medium | AQuA | |
| 98340 | A boy wants to go abroad by boat and return by flight | Medium | AQuA | |
| 98356 | At a dinner party,3 people are to be seated around a circular… | Medium | AQuA | |
| 98447 | An design manager has 10patterns of chairs & 6patterns of tables | Medium | AQuA | |
| 98550 | In how many ways 5 boys and 5 girls can be seated… | Medium | AQuA | |
| 98564 | An design manager has 10patterns of chairs & 9patterns of tables | Medium | AQuA | |
| 98581 | In how many ways can 12 different gifts be divided among four… | Medium | AQuA | |
| 98689 | In how many ways, a committee of 6 members can be selected… | Medium | AQuA | |
| 98707 | Judges will select 5 finalists from the 7 contestants entered in a… | Medium | AQuA | |
| 99143 | Suppose you want to arrange your English, Hindi, Mathematics, History, Geography and… | Medium | AQuA | |
| 106549 | Counting Principles · Exercise 1 | Easy | OpenStax | |
| 106550 | Counting Principles · Exercise 2 | Easy | OpenStax | |
| 106551 | Counting Principles · Exercise 3 | Easy | OpenStax | |
| 106553 | Counting Principles · Exercise 4 | Easy | OpenStax | |
| 106554 | Counting Principles · Exercise 5 | Easy | OpenStax | |
| 106555 | Counting Principles · Exercise 6 | Easy | OpenStax | |
| 106556 | Counting Principles · Exercise 7 | Easy | OpenStax | |
| 106557 | Using the Addition Principle | Easy | OpenStax | |
| 106559 | Using the Multiplication Principle | Easy | OpenStax | |
| 106561 | Finding the Number of Permutations Using the Multiplication Principle | Easy | OpenStax | |
| 106575 | Counting Principles · Exercise 9 | Easy | OpenStax | |
| 106577 | Counting Principles · Exercise 11 | Easy | OpenStax | |
| 106579 | Counting Principles · Exercise 13 | Medium | OpenStax | |
| 106581 | Counting Principles · Exercise 15 | Medium | OpenStax | |
| 106583 | Counting Principles · Exercise 17 | Medium | OpenStax | |
| 106585 | Counting Principles · Exercise 19 | Medium | OpenStax | |
| 106587 | Counting Principles · Exercise 21 | Medium | OpenStax | |
| 106589 | Counting Principles · Exercise 23 | Medium | OpenStax | |
| 106591 | Counting Principles · Exercise 25 | Medium | OpenStax | |
| 106593 | Counting Principles · Exercise 27 | Medium | OpenStax | |
| 106595 | Counting Principles · Exercise 29 | Medium | OpenStax | |
| 106597 | Counting Principles · Exercise 31 | Medium | OpenStax | |
| 106599 | Counting Principles · Exercise 33 | Medium | OpenStax | |
| 106601 | Counting Principles · Exercise 35 | Medium | OpenStax | |
| 106603 | Counting Principles · Exercise 37 | Medium | OpenStax | |
| 106605 | Counting Principles · Exercise 39 | Medium | OpenStax | |
| 106607 | Counting Principles · Exercise 41 | Medium | OpenStax | |
| 106609 | Counting Principles · Exercise 43 | Deep | OpenStax | |
| 106611 | Counting Principles · Exercise 45 | Deep | OpenStax | |
| 106613 | Counting Principles · Exercise 47 | Medium | OpenStax | |
| 106615 | Counting Principles · Exercise 49 | Medium | OpenStax | |
| 106617 | Counting Principles · Exercise 51 | Medium | OpenStax | |
| 106619 | Counting Principles · Exercise 53 | Medium | OpenStax | |
| 106621 | Counting Principles · Exercise 55 | Medium | OpenStax | |