Mathematics for IGCSE & O level - Probability (Section 8 - No. 19)
A company surveyed 100 customers about their favorite ice cream flavors. 50 chose vanilla, 30 chose chocolate, and 20 chose strawberry. What is the probability that a randomly selected customer prefers chocolate?
1/5
3/10
1/2
2/5
解释
There are 30 chocolate preferences out of a total of 100 customers, so the probability is 30/100 = 3/10.