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Solution of problem N2986 probability theory
2986. In a group of 25 students, among which there are 10 girls, 5 trips are played out. Find the likelihood that among the owners of vouchers will be two girls.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
Massimo86
exceeds: