Решение задачи N2811 теория вероятностей
2811. In a class of 7 boys and 14 girls. On September 1, they will randomly determine two attendants for September 2, who must prepare the class for classes. Find the chances that two boys will be on duty.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.