Предмет: Математика, автор: Isma11

Арсен выехал из города в 11:00 и приехал вдеревню в 15:00. Всего он проехал 320км. На обратном пути он увеличил скорость на 20км/ч.С какой скоростью Арсен ехал в девню

Ответы

Автор ответа: Лина2601
2
1)15-11=4 часа
2)320:4=80 км в час
3)80+20=100 км в час
Ответ:в деревню он ехал со скоростью 80 км в час, а обратно 100 км в час
Удачи:

Isma11: большое спосибо
Автор ответа: dessmerten1212
2
15,00-11,00=4,00
320:4=80
80-20=60км/ч
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