Question

If P (AUB)' =5/12, P(A) =1/2 , P (B) =
1/3, then P(A/B) will be
2/3
3/4
7/12
1/3
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Answer 1

P (AUB) = 1 -5/12 = 7/12

P(A intersection B ) = 1/2 +1/3 - 7/12 = 1/4

P(A/B) = P(A intersection B )/ P(B) = 1/4÷1/3 = 3/4

Option 2).