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Q: A person walks from A to B at an average speed of 16 km/h, but returns along the same route at an average speed of 32 km/h. What his averages speed (in m/s) during the two-way journey (correct to two decimal places)?
  • A. 6.54
  • B. 4.87
  • C. 6.15
  • D. 5.93
Correct Answer: Option D -
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Explanations:

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