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Solution of problem N4989 probability theory
4989. There are 10 parts in a box, 6 of which are painted. For good luck, the assembler extracts three parts. What is the probability that the extracted parts will be unpainted? Solved in two ways.
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: