Question

. In how many ways can 8 Indians, 4 Americans and 4 Englishmen can be seated in a row so that all persons of same nationality sit together. *​

Answer 1

Answer:

Taking all person of same nationality as one person, then we will have only three people. These three person can be arranged themselves in 3! Ways. 8 Indians can be arranged themselves in 8!.

4 Americans can be arranged themselves in 4! ways.

4 Englishman can be arranged themselves in 4! ways.

Hence, required number of ways = 3! 8! 4! 4! ways

Step-by-step explanation:

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