Solution of problem N3020 probability theory
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Product description
- The urn contains 5 black and 7 white balls. Randomly take out 4 balls. Find the probability that among them there is:
- 2 white balls;
- less than 2 white balls;
- at least one white ball.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)