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Q: A boat can travel 18 km in 3 hours while going upstream and 40 km in 4 hours while going downstream. What is the speed of the boat in still water?
  • A. 9 km/h
  • B. 8 km/h
  • C. 10 km/h
  • D. 6 km/h
Correct Answer: Option B -
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Explanations:

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