Предмет: Математика, автор: solodnikova68

В конференц-зале 100 мест. Прибывшие на конференцию жур- налисты рассаживаются произвольным образом. Какова вероятность попасть в первый ряд, если в нем всего 10 мест?

Ответы

Автор ответа: OtvajnayKilka

1

Ответ:

вероятность 10%

Пошаговое объяснение: 100 мест в зале, а в первом ряду их 10. Следовательно: 100% : 100(мест всего) * 10(мест в первом ряду) = 10%

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