JEE MATHEMATICS MCQ: PERMUTATIONS

1 Easy

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In a class of 10 students there are 3 girls students. The number of ways in which they can be arranged in a row, so that no two girls are consecutive is

k(8!),

then

k

is equal to

View answer and explanation

Correct option: D

Option D (42) is correct because arranging the boys and then placing the girls in the gaps results in k=42 when expressed as k(8!).

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