Предмет: Математика, автор: mathwey17

Пропорціей!!! даю 40 балов

Пішохід пройшов 3,48 км, рухаючись зі швидкістю 3 км/год. Скільки кілометрів пройде пішохід за той самий час, якщо збільшить швидкість до 4 км/год?

Ответы

Автор ответа: iramazurk

Ответ:

4,64 км

Пошаговое объяснение:

3,48 км — 3 км/ч

х км — 4 км/ч

3,48/х = 3/4

3 * х = 4 * 3,48

3х = 13,92

х = 13,92 : 3

х = 4,64

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