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It is given that the events A and B are ...

It is given that the events A and B are such that `P(A) = 1/4, P (A//B) = 1/2 and P(B//A) = 2/3`. Then P(B) is

A

`1/6`

B

`1/3`

C

`2/3`

D

`1/2`

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