| 21488 | There are 20 students in a class | Medium | |
| 22355 | A store sells nine different kinds of shirts | Medium | |
| 22881 | In how many different ways can the letters of the word JUDGE… | Medium | |
| 23565 | A radio station has to choose 6 days of the seven in… | Medium | |
| 24289 | In how many different ways can the letters of the word ‘CASES’… | Medium | |
| 24576 | In how many ways the letters of the word MAXICABE be arranged | Medium | |
| 25967 | In how many ways can 5 people be arranged in a circle | Medium | |
| 26056 | The lunch menu at a certain restaurant contains 4 different entrees and… | Medium | |
| 26335 | The average age 20 members of a committee are the same as… | Medium | |
| 26797 | The lunch menu at a certain restaurant contains 4 different entrees and… | Medium | |
| 26980 | In how many ways the letters of the word RAIMBON be arranged | Medium | |
| 27177 | In a hotel we can order two types of varieties, but we… | Medium | |
| 27469 | In a hotel we can order two types of varities,but we can… | Medium | |
| 27759 | six friends go to pizza corner where there are different types of… | Medium | |
| 28241 | In how many ways the letters of the word MOUSE be arranged | Medium | |
| 29076 | A radio station has to choose five days of the seven in… | Medium | |
| 29428 | Evaluate permutation 8P8 | Medium | |
| 30058 | A radio station has to choose two days of the seven in… | Medium | |
| 31703 | In how many ways can the letters of the word EDUCATION be… | Medium | |
| 31767 | John has 6 friends who want to ride in his new car… | Medium | |
| 32345 | In case K is the only individual sewing on committee B, which… | Medium | |
| 33129 | In how many different ways can the letters of the word ‘RED’… | Medium | |
| 35274 | A lady bought five books namely A,B,C,D,E to distribute her 3 child | Medium | |
| 35314 | In how many different ways can the letters of the word ‘PREPTY’… | Medium | |
| 35832 | At a dinner party, 5 people are to be seated around a… | Medium | |
| 35965 | In how many different ways can the letters of the word ‘POSITIVE’… | Medium | |
| 37153 | In case L is the only individual sewing on committee B, which… | Medium | |
| 37210 | From a bunch of nine keys, three particular keys have to be… | Medium | |
| 37261 | In how many ways 4 Indians and 5 Englishmen can be seated… | Medium | |
| 37369 | In how many different ways can the letters of the word ‘PROBE’… | Medium | |
| 39222 | A word is defined as a sequence of four dots arranged in… | Medium | |
| 40474 | A word is defined as a sequence of three dots arranged in… | Medium | |
| 42583 | If each number in the set A = {1, 2, 3, 4… | Medium | |
| 42781 | A composer’s guild is planning its spring concert, and seven pieces have… | Medium | |
| 43041 | A composer’s guild is planning its spring concert, and eight pieces have… | Medium | |
| 44546 | A store sells four different kinds of shirts | Medium | |
| 44938 | In case O is the only individual sewing on committee B, which… | Medium | |
| 45046 | In how many different number of ways a combination of 3 men… | Medium | |
| 46263 | If each digit in the set A = {1, 2, 3, 4… | Medium | |
| 46623 | How many different words beginning with O and ending with E can… | Medium | |
| 47058 | The lunch menu at a certain restaurant contains 4 different entrees and… | Medium | |
| 47288 | There are 9 novel books, 4 drama books, 12 poetry books and… | Medium | |
| 47457 | In a theatre all rows have same no | Medium | |
| 48069 | How many ways are there to arrange the letters in the word… | Medium | |
| 48232 | In case R is the only individual sewing on committee B, which… | Medium | |
| 48581 | Six friends go to pizza corner there are 2 types of pizzas | Medium | |
| 49042 | A lady bought five books namely A,B,C,D,E to distribute her 7 friends | Medium | |
| 50279 | In how many different ways can the letters of the word ‘EXTENT’… | Medium | |
| 51244 | A 2member committee comprising of one male & one female member is… | Medium | |
| 51325 | The lunch menu at a certain restaurant contains 4 different entrees and… | Medium | |