Question

A bag has 5 blue marbles and 10 green marbles. Half of the green marbles are made of glass. A marble is selected at random from the bag. What is the probability that it is a green, glass marble

Answer 1

• 1/3

Explanation:

Total marbles:

• 5 + 10 = 15

Green marbles made of glass:

• 10/2 = 5

Required probability:

• P(green glass) = 5/15 = 1/3