Предмет: Математика, автор: aleksandrkorol156

Расстояние между городами а и б равно 477, 72 км,одновременно выехали машины навстречу друг другу. Скорость машины от А- 60,2 км, от Б-72, 5км час. Через сколько времени они встретятся?

Ответы

Автор ответа: Аноним

0

60,2+72,5 = 132,7 км/ч скорость сближения

477,72:132,7 = 3,6 часа - время до встречи.

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