If A and B are independent event at P(A) = 0.3, P(A ∪ B) = 0.8 the – InterviewSolution

1.	If A and B are independent event at P(A) = 0.3, P(A ∪ B) = 0.8 then P(B) = ...(a) 5/7(b) 3/7(c) 3/5(d) 4/5
Answer» Answer is (a) 5/7

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