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A marathon runner completes a race in 2 hours and 30 minutes. What is his average speed in km/h if the marathon distance is 42 km? (2022)

Practice Questions

1 question
Q1
A marathon runner completes a race in 2 hours and 30 minutes. What is his average speed in km/h if the marathon distance is 42 km? (2022)
  1. 16.8
  2. 17.0
  3. 17.5
  4. 18.0

Questions & Step-by-step Solutions

1 item
Q
Q: A marathon runner completes a race in 2 hours and 30 minutes. What is his average speed in km/h if the marathon distance is 42 km? (2022)
Solution: Total time in hours = 2 + 30/60 = 2.5 hours. Average speed = distance/time = 42 km / 2.5 h = 16.8 km/h.
Steps: 0

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