Jambmaths question:
Find the number of committees of three that can be formed consisting of two men and one woman from men and three women.
Option A:
3
Option B:
6
Option C:
18
Option D:
24
Jamb Maths Solution:
$\begin{align} & ^{4}{{C}_{2}}{{\times }^{3}}{{C}_{1}}=\frac{4!}{(4-2)!2!}\times \frac{3!}{(3-1)!1!} \\ & =\frac{4!}{2!2!}\times \frac{3!}{2!}=\frac{4\times 3\times 2!}{2!\times 2}\times \frac{3\times 2!}{2!}=18 \\\end{align}$
Jamb Maths Topic:
Year of Exam: