Question: What is the answer to this question? Helmut can paddle in still water at a speed of 5 km/h. If he paddled 10 km upstream

What is the answer to this question?

Helmut can paddle in still water at a speed of 5 km/h. If he paddled 10 km upstream against the current and then paddled 10 km back downstream with the current, and the total trip took 7 h, what is the speed of the current? Select one: a. 1.24 km/h b. 2.14 km/h O c. 8.66 km/h d. 3.27 km/h . .' . . . . . . . ; . . . .. . ; . .. ... ; . '. . .. .. . . .. A 3

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