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Q: Sunil can row a boat 20 km upstream in 1 hour 15 minutes. If the speed of the current of the river is 2 km/h, then how much time will be take to row the boat 30 km downstream?
  • A. 1 h 10 m
  • B. 1 h 45 m
  • C. 1 h 30 m
  • D. 1 h 20 m
Correct Answer: Option C -
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Explanations:

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