1.

Given P(A)=0.4 and P(AcupB)=0.7. Find P(B)if(i)A and B are mutually exclusive,(ii)A and B are independent events,(iii)P(A//B)=0.4,(iv)P(A//B)=0.5.P(A)=0.4,P(AcupB)=0.7,P(B)=?

Answer»


ANSWER :(i)`0.3`
(II)`=.5
(III)`=.5`
(IV)`=0.5`


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