Difference between revisions of "2010 AMC 10B Problems/Problem 3"
(Created page with 'After you draw <math>4</math> socks, you can have one of each color, so (according to the pigeonhole principle), if you pull <math>\boxed{\mathrm{(C)} 5}</math> then you will be …') |
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Revision as of 13:42, 30 May 2010
After you draw 
socks, you can have one of each color, so (according to the pigeonhole principle), if you pull 
then you will be guaranteed a matching pair.
