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Question

The number of ways in which 7 men and 4 women are to be seated at a round table so that no two women are to sit together is:

A
6! 7P4
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B
7! 7P4
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C
6! 8P4
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D
7 7P4
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Solution

The correct option is B 6! 7P4
First arrange 7 men at the round table in 6! ways and then
make women sit on the 7 space generated between the men which can be done in 7P4 ways
Hence total number of ways is =6!7P4

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