Mathematics · Speed, Time and Distance
A man rows to a place 40 km away and back in 10 hours 30 minutes. He found that he could row 5 km with the stream in the same time as he can row 4 km against the stream. Find the rate (in km/h) of flow of the stream. (Round off your answer to two decimal places.)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.75
- 20.78
- 30.86✓
- 40.88
Correct answer
0.86
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