The number of ways in which `p+q` things can be divided into two groups containing `p and q` things respectively is

The number of ways in which 9things can be divided into twice groups containing 2,3 and 4 things respectively is

The number of ways in which 11. different things can be divided into two groups containing 6 and 5 things respectively is

To find the number of ways in which m+n+p things can be divided into three groups containing m,n,p things severally.

The number of ways in which 4n things can be divided into 4 equal parts is

Find the number of ways in which 12 things be Divided into 4 equal groups

Find the number of ways in which 12 things be Divided into 4 equal groups

Number of ways in which 12 different things can be distributed in 3 groups, is

Number of ways in which 12 different things can be distributed in 3 groups, is

Number of ways in which 12 different things can be distributed in 3 groups, is