Предмет: Математика, автор: KseniyaSerokhvostova

В 22ч 00 мин выехал пассажирский поезд, скорость которого 72 км/ч.
В 23 ч 10 мин выехал скорый поезд, скорость которого 84 км/ч.
Найти расстояние между поездами у 00 ч 05 мин?

Ответы

Автор ответа: Азалий
0
1) 00ч 5 мин - 22ч 00 мин = 03ч 5 мин = 3 5/60 = 3 1/12
2) 72 x 37/12 = 7 x 37 = 259 км
3) 2 11/12 x 84 = 35 x 8 = 280
4) 280 - 259 = 21 км
отв: 21 км
KseniyaSerokhvostova: 00ч 05 мин - 22ч 00=2 ч 05 мин
Азалий: упс
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