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Некоторое расстояние автомобиль преодолел в гору со скоростью 42 км/ч, а с горы — со скоростью 56 км/ч. Какова средняя скорость движения автомобиля на всём участке пути?
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Предмет:
Математика -
Автор:
daffodil - 6 лет назад
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Ответы 1
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s км - некотрое расстояние, s/42 ч - время движения в гору, s/56 ч- время движения с горы.
(км/ч)- средняя скорость.
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Автор:
corey514 - 6 лет назад
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