There are 31 in a bag is which 10 are identical, then then the number of ways of choosing 10 objects from bag is

A bag has contains 23 balls in which 7 are identical . Then number of ways of selecting 12 balls from bag.

A bag has contains 23 balls in which 7 are identical . Then number of ways of selecting 12 balls from bag.

A bag has contains 23 balls in which 7 are identical . Then number of ways of selecting 12 balls from bag.

A bag has contains 23 halls in which 7 are identical . Then number of ways of selecting 12 balls from bag.

A bag has contains 23 halls in which 7 are identical.Then number of ways of selecting 12 balls from bag.

There are n-1 red balls, n green balls and n+1 blue balls in a bag. The number of ways of choosing two balls from the bag that have different colours is 299. What is the value of n?

A bag contains 30 tokens numbered serially from 0 to 29. The number of ways of choosing 3 tokens from the bag, such that the sum on them is 30, is

A bag contains 30 tokens numbered serially from 0 to 29. The number of ways of choosing 3 tokens from the bag, such that the sum on them is 30, is

There are two bags, each containing m balls, A person has to select an equal numbers of balls from both the bags. Find the number of ways in which he can select at least one ball from each bag.