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Solution of problem N2591 probability theory
2591. In the box are 12 white and 8 red identical-to-touch balls. They took 2 balls at random. What is the likelihood that they are colorful?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
Massimo86
exceeds: