Question

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Answer 1

#10

Permutation of 6 people with 2 seating next to each other:

• 2P2 * 4P4 =
• 2! * 4! = 48

#11

Combination of 3 men out of 5 and 5 women out of 10:

• 5C3 * 10C5 =
• 5!/(3!2!) * 10!/(5!5!) = 2520