Question

║⊕QUESTION⊕║
Mathematics is the sister, as well as the servant, of the arts and is touched with the same madness and genius.
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CLASS 11
PERMUTATIONS AND COMBINATIONS
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In how many ways can 6 boys and 5 girls be arranged for a group photograph of the girls are to sit on chairs in a row and the boys are to stand, in a row behind them?

Answer 1

Step-by-step explanation:

The five girls can be arranged in 5! ways.

-G-G-G-G-G-G

Now if you observe you have six space(-) between them.

The row behind the girls will also have 6 gaps. So six boys in six gaps in 6! ways.

Total= 5!×6! ways

Answer 2

Answer:

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