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Solution of problem N2805 probability theory
2805. 9 schoolchildren went to a hike: 6 boys and 3 girls. The lot determines the two attendants. What is the probability that 1 boy and 1 girl will be on duty?
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: