If P(A) = 1/3, P(B) = 1/2 and P(A U B) = 2/3, then
4/3
1/3
1/2
1/4
For two events A and B, if P(A)=P(A | B) =1/4 and P(B | A) =1/2, then
It is given that the events A and B are such that P(A)=14,P(AB)=12andP(BA)=23. Then P(B) is