Предмет: Математика, автор: 333269

из двух городов , расстояние между которыми600км, одновременно навстречу друг другу выехали два автомобиля , которые встретились через 4часа.один автомобиль ехал со скоростью 70 км/ч. какова скрорость второго автомобиля

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Автор ответа: SvetlankaVay

0

1) 70•4=280(км)-s первого автомобиля
2) 600-280=320(км)-s второго автомобиля
3)320/4=80(км/ч)

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