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Find the number of committees of three that can be formed...

Find the number of committees of three that can be formed consisting of two men and one woman from four men and three women

A.

3

B.

6

C.

18

D.

24

Correct answer is C

4C2×3C1=(4!(42)!2!)×(3!(31)!1!)=4!2!2!×3!2!=4×3×2!2×1×2!×3×2!2!=18