The number of ways of dividing 10 books into 3 group of 5,3,2, books respectively is

The number of ways of dividing 15 books into 3 groups of 3,4,8 books respectively is:

The number of ways of dividing 15 cards into 3 group of 5 cards each is

The number of ways of dividing 15 cards into 3 groups of 5 cards each is

There are (p + q) different books on different topics in Mathematics. (p ne q) If L = The number of ways in which these books are distributed between two students X and Y such that X gets p books and Y gets q books. M = The number of ways in which these books are distributed between two students X and Y such that one of them gets p books and another gets q books. N = The number of ways in which these books are divided into two groups of p books and q books then,

The number of ways can a collection of 30 books be divided into two groups of 10 and 20 so that the first group always contains a particular book is

There are (p + q) different books on different topics in Mathematics, where p != q. If L= The number of ways in which these books are distributed between two students X and Y such that X get p books and Y gets q books. M = The number of ways in which these books are distributed between two students X and Y such that one of them gets p books and another gets q books. N= The number of ways in which these books are divided into two groups of p books and q books , then

The number of ways in which 10 books can be arranged in a row such that two specified books are side by side is

Find the number of ways of selecting 5 books from 9 different mathematics books such that a particular book is not included.

The number of ways to distribute m xx n different thing among n persons equally = ((mn)!)/((m!)^(n)) The number of ways in which 12 different books can be divided equally in 3 heaps of book is