Mathematics, 02.10.2019 22:00 airbenderjermai
Joey's sock drawer is unorganized and contains 3 black dress socks, 5 black ankle socks, 7 brown dress socks, and 6 brown ankle socks. what is the probability that joey will blindly reach into his sock drawer and pull out a sock that is brown or a dress sock?
i got 1/3 by doing: 13/21+10/21-16/21=7/21 which is 1/3 simplified. is this correct?
Answers: 1
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