Question

Michael has 4 red shirts, 3 green shirts, and 5 blue shirts in his closet. If he randomly selects a shirt what is the probability that he chooses blue or red? A) 1 2 B) 1 4 C) 3 4 Eliminate D) 5 12

Answer 1

D

Answer 2

well you can use

P(B) + P(R)

or use complementary events

P(B or R) = 1 - P(G)