Решение задачи N4572 теория вероятностей
4572. There are 4 red and 7 blue balls in the urn. Take out 1 ball from the urn. What is the likelihood that it is red?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.