Solution of problem N5116 probability theory
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Product description
- In a lot of 25 identically packaged articles, articles of two grades are mixed, 10 of these articles being of the first class, and the rest of the articles of the second class. Find the probability that two products taken at random will be: 1) of the same sort; 2) different varieties.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)