Предмет: Математика, автор: xzxz228n8

2 пешехода вышли из одного пункта в противоположных направлениях со скоростями 4 км/ч и 5 км/ч Через сколько часов между ними будет 45 км? Можно условие пожалуйста

Ответы

Автор ответа: svetaheroy

Ответ:

5 часов

Пошаговое объяснение:

1)4+5=9(км) - скорость отдаления

2)45:9=5(ч) - должно пройти.

Автор ответа: CatDarrabbit555

Ответ: через 5 часов.

Пошаговое объяснение:

1) 5+4=9 (км) - скорость удаления.

2) 45:9=5 (ч) - будет 45 км

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