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Thread: 5 sec PS !

  1. 12-05-2006, 04:39 PM #1
    lsv
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    5 sec PS !

    X has 9 pairs of dark Blue socks and 9 pairs of Black socks. He keeps them all in a same bag. If he picks out three socks at random what is the probability he will get a matching pair?
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  2. 12-07-2006, 05:37 AM #2
    gmat122606
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« Gmatset3 #17 | Answers needed »

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