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April 18, 2015

April 18, 2015

Posted by **alice** on Monday, March 18, 2013 at 9:56am.

- math -
**Reiny**, Monday, March 18, 2013 at 10:25amyou want to choose 3 of the 15 reds and 2 of the 10 whites

Number of ways = C(15,3) x C(10,2)

= 455(45) = 20475

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