Question 184743
use combination formula: nCr=n!/r!(n-r)!


Number of Committees = (10 C 3) * (12 C 2)


Number of Committees = (10!/3!(10-3)!) * (12!/2!(12-2)!)


Number of Committees = (10!/3!7!) * (12!/2!10!)


Number of Committees = ((10*9*8)/3!) * ((12*11)/2!)


Number of Committees = ((10*9*8)/6)* ((12*11)/2)


Number of Committees = 120*66


Number of Committees = 7920