SOLUTION: Find the number of ways of forming a group of 10 people from 15 couples if each group contains i) no couples ii) exactly 2 couples THANKS!!!

SOLUTION: Find the number of ways of forming a group of 10 people from 15 couples if each group contains i) no couples ii) exactly 2 couples THANKS!!!

Algebra.Com

Question 518277: Find the number of ways of forming a group of 10 people from 15 couples if each group contains
i) no couples
ii) exactly 2 couples
THANKS!!!
Answer by sudhanshu_kmr(1152) (Show Source): You can put this solution on YOUR website!

1) 15C10 * 2^10

2) 15C2 * 13C6 * 2^6

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