Question

Bag contain 5 black and 6 red ball deter. No.Of ways in which 2 black and 3 red ball can be selected

Answer 1

no of ways of required selection = C(5,2) x C(6,3)
=
$\frac{5 \times 4}{2} \times \frac{6 \times 5 \times 4}{2 \times 3} = 200$
hope, you get it.