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A man can swim at the rate of 4 km/hr in still water. If the speed of the water is 2 km/hr, then the time taken by him to swim 10 km upstream is
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2 1 hrs 2 -
3 1 hrs 2 - 5 hrs
- 4 hrs
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Correct Option: C
Given in question , Speed of man = 4 km/hr
Speed of the water = 2 km/hr
Rate upstream = 4 – 2 = 2 kmph
| ∴ Required time = | ||
| Speed of man |
| ∴ Required time = | = 5 hours | |
| 2 |
