1.

If X and Y be two events such that P(X//Y)=(1)/(2),P(Y//X)=(1)/(3) and P(X nnY)=(1)/(6) then P(XuuY) is ......

Answer»

`(1)/(3)`
`(2)/(3)`
`(2)/(5)`
`(1)/(6)`

ANSWER :B::C


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