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29 May, 23:04

If P (B) = 0.4, P (A or B) = 0.7, and P (A and B) = 0.3, find P (A).

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Answers (2)
  1. 29 May, 23:10
    0
    Since p (A or B) + 0.7 then

    p (A) = 0.7
  2. 29 May, 23:21
    0
    P (a) = 0.7 so this the best answer i have it
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