Given two events A and B. If odds agains...

Given two events A and B. If odds against A are 2 : 1 and those in fovour of `AcupB` are as 3 : 1, then

A

`(1)/(2)leP(B)le(3)/(9)`

B

`(5)/(12)leP(B)le(3)/(4)`

C

`(1)/(2)leP(B)le(3)/(5)`

D

None of these

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The correct Answer is:

B

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