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12-04-2018
Mathematics

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Chelsea has four loose socks in her sock drawer - 2 black socks and 2 white socks. If Chelsea is getting out socks in a dark room and she does not care whether she has a black pair or a white pair, how many socks must she get from the drawer to be sure that she has two that match? A) 1 B) 2 C) 3 D) 4

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fvrmxney fvrmxney

12-04-2018

The answer is C 3. she has a 50/50 chance of grabbing either black or white. Subtracting either a black or white sock, the probably of getting a matching pair is 1/3 from there.

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