Question

A box contains 20 red marbles and 30 blue marbles. A second box contains 10 white marbles and 40 black marbles. If you choose one marble fra

each box without looking, what is the probability that you get a blue marble and a black marble?

Answer 1

2/25

Explanation:

GradPoint Answer

Answer 2

Answer: 2/20, because all those marbles in total is 100. the blue and black marbles would be 70, if you simplify all of it it'd be 2/25.

Explanation: