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Solution of problem N4816 probability theory
4816. There are 12 parts in a box, 7 of which are painted. For good luck, the assembler extracts 4 parts. Find the probability that all the extracted parts will be painted. Solution 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
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