Предмет: Алгебра, автор: aska384565

1) В урне лежат 3 черных,2 красных 5 зеленых и 6 синих шаров. Из них наугад вынимают один шарик . Какова вероятность того что она не красная?
2) Установить соответствие между числами и их количеством,образованными с неповторувальних цифер: 3,2,5,7,9.;а) трицифрові; б) двоцифрові; в)чотирицефрові; г) одноцифрові.

Ответы

Автор ответа: Unknownreader

4

3+2+5+6=16
2:16=0,125

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