A bag contains 5 green, 4 yellow and 3 black balls
MATHEMATICS · Multi-part · CBSE · Mathematics · Probability · Probability
Problem
A bag contains 5 green, 4 yellow and 3 black balls. A ball is drawn, its colour noted, and then replaced. The experiment is repeated three times.
(a) Find the probability that all three balls drawn are of the same colour.
(b) Find the probability that exactly two of the three balls drawn are green.