Предмет: Математика, автор: петруша20

решите задачу
срочно

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Автор ответа: Joyer

Смотри...
а) если она шла по течению 16 км/ч, а против 14 км/ч, то тогда:
16-14=2(км/ч) - разница
2:2=1(км/ч)
Ответ: скорость течения реки 1км/ч.
б) Моторная лодка шла по течению реки со скоростью 16км/ч, а против течения - со скоростью 15км/ч. Найдите сеорость течения реки.

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