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If P(A capB)=0.3, P(overline(A)capB)=0.4...

If `P(A capB)=0.3, P(overline(A)capB)=0.45` then `P(B)=`____.

A

`0.75`

B

`0.15`

C

`0.48`

D

`0.42`

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