- A2
- B1.5
- C3
- D4
Step-by-Step Solution
Twice the time upstream means downstream speed is twice upstream speed: 6 + s = 2(6 − s), so 3s = 6 and s = 2.
Answer: A) 2
A man can row 6 km/h in still water. He takes twice as long to row a certain distance upstream as to row the same distance downstream. Find the speed of the stream (in km/h).
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