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JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

1 of 1

Application +4 | -1

m

men and

n

women are to be seated in a row so that no two women sit together. If

m > n

, then the number of ways in which they can be seated, is

View answer and explanation

Correct option: A

\frac{{m!\left( {m + 1} \right)!}}{{\left( {m - n + 1} \right)!}}

Option A (

\frac{{m!\left( {m + 1} \right)!}}{{\left( {m - n + 1} \right)!}}

) is correct because it accounts for arranging the men and then placing the women in the gaps.

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