Предмет: Математика, автор: tagaevnursultan818

Если лодка проплывет вверх по течению за 3 часа, то такое же расстояние против реки она сможет проплыть за 3 часа 40 минут. Найдите скорость течения реки, если скорость лодки в стоячей воде 5 км/ч.

Ответы

Автор ответа: liliae474

Ответ:

3часа 4о минут и 5 километров в час

dukeebaurzhan1969: а решение

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