Mathematics for IGCSE & O level - Probability (Section 4 - No. 14)
A basket contains 7 apples and 3 oranges. If a piece of fruit is selected at random, what is the probability it is an apple?
3/10
7/10
3/7
7/3
Giải thích
The probability = (favorable outcomes) / (total outcomes) = 7 (apples) / 10 (total fruit)