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  2. Два самолёта вылетели

Два самолёта вылетели одновременно с одного аэродрома в противоположных направлениях. Через 4 ч полёта расстояние между ними стало 2400 км. Найди скорость

АнастасияCat144 АнастасияCat144    3   17.04.2019 03:30    8

Ответы
ДашаКаськова ДашаКаськова  17.04.2019 03:30
решение
1) 2400/4=600(км/ч)-U удаления
2)600-350=250(км/ч)-U 2-го самолёта
Ответ: 250 км/ч
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