Aclub with 15 women and 12 men need to form a committee that consists of a president, a vice president, a secretary, and a treasurer. how many committees are possible… a. if the committee must have two women and two men?

The selection of r objects out of n, can be done in C(n, r) many ways, 

where , r! being .

Thus, 2 women out of 15 can be selected in a total of C(15, 2) many ways, and 2 men out of 12, can be selected in C(12, 2) many ways.

Any possible pair of women can be combined with any pair of men, thus there are a total of   many ways of forming the committee.




6,930

Hope i can you!

500 dollars and its probably more than that