Question

A box contains $4$ red,$3$ white and $2$ blue balls.Three balls are drawn at random.Find out the number of ways of selecting the balls of different colors?

• A. $62$
• B. $48$
• C. $12$
• D. $24$

Answer 1

The correct option is D $24$

There are $4$ Red balls , $3$ white balls and $2$ blue balls.

$3$ balls are drawn at random.

Caee 1 : 1 red , 1 white and 1 blue ball.

${}^4{C}_1{\times }^3{C}_1{\times }^2{C}_1=24$