Let A and B be random events such that PA=0.6, PB=0.4 and PA∩B=0.2. Calculate P(A∪B) and P(A|B).

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Q: LetP(B) = 0.6, P(K|B) = 0.2, P(K|B') = 0.35. FIND THE VALUE OF P(K)

A: P(B)=0.6P(K|B)=0.2P(K|B')=0.35

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