Commitee

A class consists of 6 males and 7 females. How many committees of 7 are possible if the committee must consist of 2 males and 5 females?

Correct result:

n =  315

Solution:

C2(6)=(62)=6!2!(62)!=6521=15 C5(7)=(75)=7!5!(75)!=7621=21  n=C2(6)C5(7)=315



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