Решение задачи N2776 теория вероятностей
2776. A group of tourists from 15 young men and 5 girls choose by lot the economic team, which includes 4 persons. What is the likelihood that the composition will remain 2 boys and 2 girls?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.