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Old 11-22-2007, 08:32 PM
bigpooch bigpooch is offline
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Join Date: Sep 2003
Location: Hong Kong
Posts: 1,330
Default Re: Easy probability questions, plz answer ASAP

Okay, I misread the question. There are:

C(4,2)xC(26,13)= 62 403 600 of AT MOST 2 suits
32 489 701 776 of AT MOST 3 suits

The last number counts EXACTLY 3 suits + AT MOST 2 suits and
the difference is 32 427 298 176.
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