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Permutation, Combination and Probability - Set 4
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NUST Entrance Test
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Mathematics
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Permutation, Combination and Probability
Set 4
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Mashaal Masha
Sep 30, 2022
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Choose the correct options for the following questions.
$\frac{16!}{5!}+\frac{16!}{5!}$=
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Difficulty: Easy
A:
11!
B:
$\frac{16!}{11!}$
C:
$\frac{5!}{2!}$
D:
$\frac{17!}{6!}$
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In how many ways can 5 boys and 5 girls be seated in a circle, so that no two boys are together
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Difficulty: Easy
A:
4! 5!
B:
4! 4!
C:
5! 5!
D:
$\frac{4! 4!}{3!}$
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