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Solution of problem N3111 probability theory
3111. In stock there are 30 kinescopes, and 15 of them are made by the Minsk plant. Find the probability that among the 3 kinescopes taken at random, there will be 3 kinescopes of the Minsk plant.
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: