Question

If P(A) = 7/15, P(B) = 8/15 and P(A intersection B) = 11/15, then P(A/B) is (a) 3/8 (b) 11/8 (c) 7/8 (d) 5/8

Answer 1

P(A/B)=P(A intersection B)/P(B)

=(11/15)/(8/15)
=11/8