Предмет: Математика, автор: krivenysevak

. Алина шла из одного села в другое 0,5 ч по навесному мосту и 0,7 ч по
пешеходной дороге, пройдя всего 4,82 км. С какой скоростью шла
Алина по пешеходной дороге, если по мосту она двигалась со
скоростью 3,2 км/ч?

Ответы

Автор ответа: miki68

Ответ:

Пошаговое объяснение:

0,5*3,2=1,6 км по мосту

4,82-1,6=3,22 км по дороге

3,22:0,7=4,6 км/ч по дороге

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