Question 473 of 480
In a community, 45% read Morning Times, 60% read Evening Dispatch, and 20% read both. What is the probability a household reads at least one paper?
Correct Answer:
C
Explanation
P(at least one) = P(M ∪ E) = P(M) + P(E) - P(M ∩ E) = 0.45 + 0.60 - 0.20 = 0.85.