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Question

Mathematics Question on permutations and combinations

In how many ways a committee consisting of 33 men and 22 women, can be chosen from 77 men and 55 women?

A

4545

B

350350

C

42004200

D

230230

Answer

350350

Explanation

Solution

Out of 77 men, 33 men can be chosen in 7C3^{7}C_{3} ways and out of 55 women, 22 women can be chosen in 5C2^{5}C_{2} ways. Hence, the committee can be chosen in 7C3×5C2=350^{7}C_{3} \times\, ^{5}C_{2} = 350 ways.