Asked by Jo

A COMMITTEE OF 5 PEOPLE IS TO BE FORMED FROM 15 PARENTS AND 10 teachers. Find the probability that the committee will consist of at least one parent.

11 years ago

Answered by Steve

The chance that there are no parents is

10/25 * 9/24 * 8/23 * 7/22 * 6/21 = 6/1265

So, the chance that there is at least one parent is 1259/1265

11 years ago

Answered by Anonymous

9 years ago

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