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If P(A) = 7/13 , P(B) = 9/13 and P (A u ...

If `P(A) = 7/13 , P(B) = 9/13 and P (A u B) = 12/13` then find `P(A / B)`.

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OMEGA PUBLICATION-PUNJAB BOARD-MATHEMATICS 2018-SERIES -B
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