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Q: Raju travels 150 km in 7.5 hours moving downstream. The speed of the stream is 5 km h. Find the speed with which Raju should row the boat to reach back in the same time.
  • A. 10 km/h
  • B. 18 km/h
  • C. 25 km/h
  • D. 7.5 km/h
Correct Answer: Option C -
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Explanations:

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