- A3 hours
- B2.5 hours
- C4 hours
- D3.5 hours
Step-by-Step Solution
Downstream = km/h, so stream = km/h. Upstream = km/h. Time = h.
Answer: A) 3 hours
In the figure, the boat covers the 66 km from A to B in 3 hours. How long will it take to travel 42 km upstream on the same river?
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