Solution of problem N2781 probability theory

Solution of problem N2781 probability theory

2781. The group of tourists of 10 people consists of 7 young men and 3 girls, chooses an economic team of 4 people by lot. What is the probability that two young men and two girls will be among the elect?

Additional information:

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

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