Mathematics for IGCSE & O level - Probability (Section 2 - No. 36)
If two events, A and B, are independent, and P(A) = 0.4 and P(B) = 0.5, what is the probability of both A and B occurring?
0.1
0.2
0.9
1.0
Giải thích
For independent events, P(A and B) = P(A) * P(B) = 0.4 * 0.5 = 0.2