Solution of problem N3113 probability theory

Solution of problem N3113 probability theory

3113. In stock there are 25 kinescopes, and 15 of them are made by the Minsk plant. Find the probability that among the 4 kinescopes taken at random there will be 4 kinescopes of the Minsk plant.

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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