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Posted Anonymously |
1. RE: problem
Feb 10 2008, 11:41 AM EST
how many ways can you arrange 10 pairs of shoes in a row so that no 2 shoes match?The answer for this one is 360 ways :D 0 out of 3 found this valuable. Do you? |
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2. RE: problem
Sep 28 2008, 5:49 PM EDT
all u have to do is multiply by 10x9= 90 den subtract 10 answer would be 80
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