Probability Of Union Of Two Events
Of Anne's friends, 60% are in her geometry class, 40% are in her world history class, and 30% are in both classes. What is the probability that a randomly selected friend is in either geometry or world history?
A
60%
B
130%
C
50%
D
80%
E
70%
Question Leaderboard
Not enough data yet to show leaderboard.