Предмет: Математика, автор: dashachurkova

С одной и той же станции в одно и тоже время вышли в противоположных направлениях два поезда.Скорость одного поезда 50кмч,а скорость другого 85кгч.Через какое время растояние между ними будет равно 540км? Помогите пожалуйста

Ответы

Автор ответа: vmaluga2011

50 км/час + 85 км/час = 135 км/час (скорость удаления друг от друга)
t=S:V
540 км : 135 км/час = 4 часа
Ответ: через 4 часа между поездами будет 540 км

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