Question

a) If P(A) =0.5 , P(B)=0.4 and P(A′ ∪ ) = 0.7, Find P(A/B) and P(A∪B), where A’ is the compliment of A. State whether A and B are independent.

b) If A,B and C are three mutually exclusive events, find P(B) if 1/3P(C)=1/2P(A)=P(B)

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Answer 1

Answer:

idk what are u asking I'm sorry lmao