Решение задачи N3037 теория вероятностей
3037. In the urn there are 20 white, 15 black and 25 blue balls. What is the probability that a ball drawn at random will be white?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.