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A person covers a distance at 45 km/h and returns along the same route at 30 km/h. What is the average speed for the whole journey, in km/h?

Competition practiceSpeed, Time & Distance
  • A36
  • B37.5
  • C35
  • D40

Step-by-Step Solution

For equal distances, average speed = km/h.
Answer: A) 36

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