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Selects a peanut butter cookie from the bag

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Christy buys a bag of cookies that contains 4 chocolate chip cookies, 4 peanut butter cookies, 4 sugar cookies and 5 oatmeal cookies.What is the probability that Christy reaches in the bag and randomly selects a peanut butter cookie from the bag, eats it, then reaches back in the bag and randomly selects a sugar cookie?

Answer as a fraction, or accurate to at least 4 decimal places.

Reference no: EM132198149

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