Find the probability A bag contains 7 red marbles 2 blue mar

Find the probability.

A bag contains 7 red marbles, 2 blue marbles, and 3 green marbles. What is the probability that a randomly selected marble is blue?

Question options:

A. 1/4

B. 1/6

C 2/9

D 7/12

Solution

P(blue) = # blue / # total = 2 / 12 = 1/6