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Solution of problem N3153 probability theory
3153. In the box there are 7 red, 4 green and 2 yellow pencils. Randomly extracted 3 pencils. What is the probability that 2 red and 1 yellow pencils will be extracted?
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: