Решение задачи N2792 теория вероятностей
2792. The group of tourists consisting of 12 young men and 8 girls, chooses the person on duty as a part of 4 people. What is the probability that there will be 2 girls among them?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.