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Mathematics, 24.02.2020 17:27 imeldaa5009

Krystal buys a bag of cookies that contains 9 chocolate chip cookies, 7 peanut butter cookies, 7 sugar cookies and 7 oatmeal raisin cookies. What is the probability that Krystal randomly selects a peanut butter cookie from the bag, eats it, then randomly selects another peanut butter cookie? Express your answer as a reduced fraction.

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