Solution of problem N4369 probability theory

Solution of problem N4369 probability theory

4369. The box contains 3 white and 2 black balls. Take out two balls at random. Find the probability that:
a) balls of different colors are taken out;
b) two white balls are taken out.

Additional information:

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

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