Question

A bag contains 6 red marbles, 2 blue marbles and 5 green marbles. If two marbles are

drawn out of the bag, what is the probability, to the nearest 1000th, that both
marbles drawn will be red?

Answer 1

The total number of marbles in the box is 25, that is 9 green, 5 blue and 11 red. You wish to know t probability that the single chosen green or blue marble. There are a total of 14 green and blue marbles so the probability is 14/25 or 56%.