| 21077 | B @ K I 9 D © 5 2 T $ M… | Medium | |
| 21130 | In how many ways can a committee consisting of three men and… | Medium | |
| 21136 | A librarian has 4 identical copies of Hamlet, 3 identical copies of… | Medium | |
| 21256 | In how many ways Chief Minister and Minister be elected from a… | Medium | |
| 21273 | In how many ways can 5 boys and 3 girls be seated… | Medium | |
| 21306 | In how many ways can the letters of the word REPORT be… | Medium | |
| 21324 | In how many ways can the letters of the word LITTER be… | Medium | |
| 21334 | Susan, Tim,and Kim need to be seated in 3 identical chairs in… | Medium | |
| 21353 | Six high school boys gather at the gym for a modified game… | Medium | |
| 21377 | If a committee of 3 people is to be selected from among… | Medium | |
| 21383 | If a committee of 3 people is to be selected from among… | Medium | |
| 21422 | In how many ways can four different rings be worn on four… | Medium | |
| 21424 | Seven family members are seated around their circular dinner table | Medium | |
| 21473 | In how many different ways can the letters of the word 'CORPORATION'… | Medium | |
| 21500 | A box contains 2 white balls, 3 black balls and 4 red… | Medium | |
| 21511 | Seven friends are living in 7 different flats of an apartment | Medium | |
| 21519 | In how many ways can the letters of the word BCGOI be… | Medium | |
| 21521 | In a function they are distributing noble prize | Medium | |
| 21534 | At a round table, 7 knights are to be seated around a… | Medium | |
| 21583 | Using all the letters of the word "SATURDAY", how many different words… | Medium | |
| 21587 | In how many different ways can the letters of the word VALUES… | Medium | |
| 21591 | Father John forms a choir from the church attendants | Medium | |
| 21619 | An art gallery owner is hanging paintings for a new show | Medium | |
| 21658 | If the letters of the word PLACE are arranged taken all at… | Medium | |
| 21745 | From a group of 7 men and 6 women, five persons are… | Medium | |
| 21804 | The number of arrangements that can be made with the letters of… | Medium | |
| 21919 | In a class there are 10 boys and 15 girls | Medium | |
| 21963 | Five boys picked up 30 mangoes .In how many ways can they… | Medium | |
| 22003 | Three female friendsthree male friends will be pictured in a advertising photo | Medium | |
| 22084 | At a circular table for eight will sit six adults and two… | Medium | |
| 22109 | In a race with 30 runners where 5 trophies will be given… | Medium | |
| 22424 | Let each different arrangement of all the letters of DELETED be called… | Medium | |
| 22432 | A man can hit a target once in 4 shots | Medium | |
| 22442 | In how many different ways can the letters of the word 'LEADING'… | Medium | |
| 22473 | In how many different ways can the letters of the word 'OPTICAL'… | Medium | |
| 22711 | Suppose we have six marbles: 3 blue marbles, 2 red marbles, and… | Medium | |
| 22729 | Eight people are planning to share equally the cost of a rental… | Medium | |
| 22781 | In a locality there are ten houses in a row | Medium | |
| 22821 | In how many ways can the word LEADING arranged if Vowels always… | Medium | |
| 22914 | If we have 8 people in a meeting, in how many ways… | Medium | |
| 22926 | If a committee of 3 people is to be selected from among… | Medium | |
| 22949 | A radio station has to choose two days of the seven in… | Medium | |
| 23007 | Company A has 13 employees, 8 of whom belong to the union | Medium | |
| 23078 | Carmelo and LeBron participate in a four-person footrace on the basketball court… | Medium | |
| 23344 | Here are 6 periods in each working day of a school | Medium | |
| 23353 | In how many ways can five different rings be worn on four… | Medium | |
| 23436 | In how many ways a committee, Consisting of 3 men and 5… | Medium | |
| 23454 | If a traveller was offered 5 destinations in asia and 11 destinations… | Medium | |
| 23462 | If there are Six periods in each working day of a school… | Medium | |
| 23524 | Number of ways in which the letters of word GALE can be… | Medium | |