Предмет: Математика, автор: МарьнаБессмертная

3/15 от 1 часа
число,если его 25% равны 750

Ответы

Автор ответа: slavva2002
0
1 час = 60 мин.
60 : 15*3 =12 мин. это 3/15 часа

750 : 25 * 100 = 3 000 число
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