If P(Ā) > 0.7, P(B) = 0.7 and P(\(\frac{B}{A}\)) = 0.5, then P(A ∪ B) is : (1)
A. 0.15
B. 0.85
C. 3/14
D. 5/12
Answer:B
If P(Ā) > 0.7, P(B) = 0.7 and P(\(\frac{B}{A}\)) = 0.5, then P(A ∪ B) is : (1)
A. 0.15 B. 0.85 C. 3/14 D. 5/12