The number of ways of selecting 15 teams from 15 men and 15 women, such that each team consists of a man and…

The number of ways of selecting 15 teams from 15 men and 15 women, such that each team consists of a man and a woman is
  1. 1960
  2. 15!
  3. 15!2
  4. 14!

Solution

First team can be selected in (15C1.15C1) way, second in (14C1.14C1) way and so on. So, number of ways of selecting 15 teams =15!215!=15!

Asked in: JEE Main 2015 (10 Apr Online)

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