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Posted by on Friday, January 29, 2010 at 8:52pm.

a sock drawer has 2 blue pair, 4 white pair, 4 black pair. what is the probability you can pick out 1 blue,1 white or 1 black. you replace each pair after picking


i think is 3/10 im not for sure
2+4+4=10

  • math - , Friday, January 29, 2010 at 8:55pm

    Add all of them together like you were doing... 2+4+4=10

    Then make fractions of the amount for each colored sock in relation to the total...

    Blue Pair Probability: 2/10 --simplified... 1/5

    WhitePair: 4/10 Simplified... 2/5

    And so on...

  • math - , Friday, January 29, 2010 at 9:02pm

    i like this 4 black pair 4/10 simplified 2/5

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