4318. From a box in which 3 red, 5 green and 5 blue bal
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Description 4318. From a box in which 3 red, 5 green and 5 blue bal
4318. From a box in which 3 red, 5 green and 5 blue balls lie, 3 balls are taken at random. What is the probability that the selected balls will be the same color?
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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)