Предмет: Математика, автор: ustinkinaalisa

катер плыл со скоростью 3,5ч по течению реки и 0,6ч по озеру.Найдите путь пройденый катером за всё это время если его собственная скорость16,5 км/ч а скорость течения реки 2,1км/ч

Ответы

Автор ответа: GlebGor1998
0
Путь катера равен =(16,5+2,1) *3,5 +16,5 * 0,6= 65,1 + 9,9 = 75,0 км
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