CAT 2018 Permutations and Combinations Question (Medium)

Question

The number of ways that 5 Marathi, 3 English and 3 Tamil books be arranged if the books of each language are to be kept together is

Optima Learn · Accepted Answer

Understanding We need the number of ways to arrange 5 Marathi, 3 English and 3 Tamil books on a shelf such that all books of each language stay together. Analyzing Treating each language s books as a single block gives 3 blocks, which can be ordered in 3! ways. Within each block, the books all disti

CAT 2018 Permutations and Combinations — Previous Year Question

CAT 2018

Quantitative

Permutations and Combinations

Medium

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