There are 5 English, 4 Sanskrit and 3 Telugu books.Two books from each group are to be arranged in a shelf. The number of possible arrangements is

There are 2 English, 3 Sanskrit and 4 Hindi books. In how many ways can they be arranged on a self so as to keep all the books of the same language together?

There are 3 copies of each of 4 different books . The number of ways that they can be arranged in a shelf is

There are 3 copies each of 4 different books. The number of ways in which they can be arranged in a shelf is

Find the number of ways in which 5 different books can be arranged on a shelf.

There are 5 copies each of 4 different books. Find the number of ways of arranging these books in a shelf.

There are 3 copies each of 4 different books. The number of ways they can be arranged in a shelf is

There are 5 books on Mathematics, 4 books on Physics and 3 books on Chemistry. In how many ways can these books be arranged in a shelf if books of same subject should.be together.