# The steamship floated on a watercourse 30 km in 2 hours, and the same distance on the lake - in 3 hours. What speed of a watercourse? Help please ((

Mise

262

1) 30: 2 = 15 km/h - speed on a current 2) 30: 3 = 10 km/h - speed on the lake (or own speed) 3) 15 - 10 =

**of 5 km/h - current speed.**363

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Townsend Ethan

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