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Heaven buys a bag of cookies that contains 4 chocolate chip cookies, 8 peanut butter cookies, 7 sugar cookies and 6 oatmeal cookies. What is

Heaven buys a bag of cookies that contains 4 chocolate chip cookies, 8 peanut butter cookies, 7 sugar cookies and 6 oatmeal cookies. What is the probability that Heaven reaches in the bag and randomly selects 2 sugar cookies from the bag? Round your answer to four decimal places

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