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If P(B)=3/4, P(AnnBnnbarC)=1/3 and P(bar...

If `P(B)=3/4, P(AnnBnnbarC)=1/3` and `P(barAnnBbarC)=1/3` then `P(BnnC)=`

A

`1/12`

B

`5/12`

C

`3/4`

D

`1/3`

Text Solution

Verified by Experts

The correct Answer is:
A

`P(BnnC)=P(B)-P(AnnBnnC)-P(bar(A)nnBnbar(C))`
`=3/4-1/3-1/3=1/2`
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