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Find the indicated probability. If P(A or B)=0.8, P(A) = 0.4, and P(A and B) = 0.35, find P(B). P(B) = (Simplify your answer.

Find the indicated probability. If P(A or B)=0.8, P(A) = 0.4, and P(A and B) = 0.35, find P(B). P(B) = (Simplify your answer. Type an integer or a decimal.)

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