If P(A) = 0.8, P(B) = 0.5 and P (B|A) = ...

If P(A) = 0.8, P(B) = 0.5 and P (B|A) = 0.4, find
(i) `P(A cap B)` (ii) P(A|B) (iii) `P(A cup B)`

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The correct Answer is:

(i) 0.32, (ii) 0.64 , (iii) 0.98

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