Suppose That About 25% of Ice Cream Sales Are Vanilla

Multiple Choice

Suppose that about 25% of ice cream sales are vanilla and that about 8% of ice cream sales are chocolate. A customer who buys ice cream is not limited to one container or one flavor. What is the probability that someone who is buying ice cream will buy chocolate or vanilla? [Hint: Use the probability of success.]

A) 0.330
B) 0.310
C) 0.020
D) 0.080
E) 0.350