Решение задачи N3446 теория вероятностей
3446. In the urn 200 tickets. 10 of them are winning. The probability that the first ticket taken out turns out to be winning is:
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.