| 68524 | There are 10 female and 15 male in a work place | Medium | AQuA | |
| 69286 | In how many different number of ways a combination of 3 boys… | Medium | AQuA | |
| 69297 | At a dinner party, 5 people are to be seated around a… | Medium | AQuA | |
| 69666 | From a bunch of four keys, three particular keys have to be… | Medium | AQuA | |
| 69761 | A composer’s guild is planning its spring concert, and nine pieces have… | Medium | AQuA | |
| 70181 | The lunch menu at a certain restaurant contains 4 different entrees and… | Medium | AQuA | |
| 70381 | Nine students - 4 boys and 5 girls - are to sit… | Medium | AQuA | |
| 70873 | How many different combinations of clothes can rahul make if he have… | Medium | AQuA | |
| 70991 | A store sells five different kinds of shirts | Medium | AQuA | |
| 71439 | In how many different number of ways a combination of 3 men… | Medium | AQuA | |
| 71794 | In how many ways can 3 men & 2 women can be… | Medium | AQuA | |
| 72634 | From a bunch of seven keys, three particular keys have to be… | Medium | AQuA | |
| 73282 | A woman has 4 shirts, 5 pants and 2 belts | Medium | AQuA | |
| 73286 | We have 9 people and 6 chairs | Medium | AQuA | |
| 73699 | How many ways to draw 3 balls from 16 balls pool.(balls are… | Medium | AQuA | |
| 74199 | How many ways the letters of the word ‘BANKER’ can be arranged | Medium | AQuA | |
| 75359 | In how many ways a group of 5 male and 2 female… | Medium | AQuA | |
| 75998 | In case N is the only individual sewing on committee B, which… | Medium | AQuA | |
| 77155 | In how many ways the letters of the word REDUCTION be arranged | Medium | AQuA | |
| 77170 | How many ways are there to arrange the letters in the word… | Medium | AQuA | |
| 78086 | which of the following is exactly in the middle between 3 and… | Medium | AQuA | |
| 78271 | At a dinner party, 5 people are to be seated around a… | Medium | AQuA | |
| 78608 | In how many ways can 10 Frenchmen, 10 Spanish be seated along… | Medium | AQuA | |
| 79270 | If a traveller was offered 5 city in asia and 11 city… | Medium | AQuA | |
| 79518 | In how many different ways can 4 physics, 2 math and 3… | Medium | AQuA | |
| 80378 | In a deck of 52 cards, how many ways are there to… | Medium | AQuA | |
| 81396 | In how many different ways can the letters of the word ‘LOVE’… | Medium | AQuA | |
| 81441 | In how many ways can 4 different resistors be arranged in series | Medium | AQuA | |
| 81822 | The number of arrangements that can be made with the letters of… | Medium | AQuA | |
| 82109 | In case M is the only individual sewing on committee B, which… | Medium | AQuA | |
| 82346 | In how many ways 7 boys and 7 girls can be seated… | Medium | AQuA | |
| 82566 | Zada has to distribute 15 choclates among 5 of her children Sana,ada,jaya,amir… | Medium | AQuA | |
| 85167 | If each digit in the set A = {1, 2, 3, 4… | Medium | AQuA | |
| 87870 | In how many different ways can the letters of the word ‘INDIGO’… | Medium | AQuA | |
| 88963 | In how many ways can a team of 11 be chosen out… | Medium | AQuA | |
| 90641 | In how many different ways can the letters of the word ‘HOPE’… | Medium | AQuA | |
| 90854 | Three students - 2 boys and 1 girls - are to sit… | Medium | AQuA | |
| 92264 | A store sells seven different kinds of shirts | Medium | AQuA | |
| 92297 | From a bunch of eight keys, three particular keys have to be… | Medium | AQuA | |
| 92917 | If each digit in the set A = {1, 2, 3, 4… | Medium | AQuA | |
| 92921 | If each digit in the set A = {1, 2, 3, 4… | Medium | AQuA | |
| 94403 | I came across this problem in the GMATprep software and got it… | Medium | AQuA | |
| 96323 | In how many ways the letters of the word TIME be arranged | Medium | AQuA | |
| 97356 | In how many different ways can the letters of the word LEADER… | Medium | AQuA | |
| 98228 | At a dinner party, 5 people are to be seated around a… | Medium | AQuA | |
| 98674 | A three digit number consists of 9,5 and one more number | Medium | AQuA | |
| 106558 | Counting Principles · Try It 1 | Easy | OpenStax | |
| 106560 | Counting Principles · Try It 2 | Easy | OpenStax | |
| 106562 | Counting Principles · Try It 3 | Easy | OpenStax | |
| 106563 | Counting Principles · Try It 4 | Easy | OpenStax | |