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Q: A boat can go 3.6 km upstream and 5.4 km downstream in 54 minutes, while it can go 5.4 km upstream and 3.6 km downstream in 58.5 minutes. The time (in minutes) taken by the boat in going 10 km downstream is:
  • A. 45
  • B. 50
  • C. 48
  • D. 54
Correct Answer: Option B -
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Explanations:

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