Question

A bag contains 30 balls of which some are red, some are green, and the rest are blue. A ball is selected at random. If the ratio of red, blue, and green balls is 1:2:3, what is the probability that it is
1) not red?
2) either green or blue?

Answer 1

Step-by-step explanation:

1. P(not red) = 4x /6x

2. P( either green or blue ) = 5x/6x