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If P(A)=1/3 , P(B)=1/5 and P(A uu B)=1/2...

If `P(A)=1/3 , P(B)=1/5 and P(A uu B)=1/2` then `P(A//B')+P(A'//B)=`

A

`5/8`

B

`4/9`

C

`29/24`

D

3

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