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16 March, 19:54

Papa's Italian Restaurant has collected data about customer sauce orders. It calculated that P (marinara) = 0.74, P (pesto) = 0.62, and P (marinara or pesto) = 0.90. Determine the P (marinara and pesto).

0.12

0.46

0.16

0.22

+2
Answers (2)
  1. 16 March, 19:55
    0
    0.46 is the probability.
  2. 16 March, 20:08
    0
    P (M∪P) = P (M) + P (P) - P (M∩P) ... (1) Plugging in the given values of probability into (1), we get:

    0.9=0.74+0.62-P (M∩P) ... (2)

    so the answer is 0.46
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