Solution of problem N3118 probability theory

Solution of problem N3118 probability theory

3118. In stock there are 15 televisions, 10 of which are made by the Simferopol factory "Foton". Find the probability that among the 4 selected at random TVs, not made in Simferopol.

Additional information:

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

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