What is the probability that he has a pair of matching socks

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Fred's sock drawer has 8 black socks, 5 blue socks, and 4 brown socks. To avoid waking his roommate, Fred grabs 3 socks in the dark and brings them to another room to see what they are.

a) What is the probability that he has a pair of matching socks?

b) What is the probability that he has a pair of black socks?

Reference no: EM131824436

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