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If a runner completes a 400 m track in 50 seconds, what is his speed in m/s?

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Question: If a runner completes a 400 m track in 50 seconds, what is his speed in m/s?

Options:

  1. 6 m/s
  2. 8 m/s
  3. 7 m/s
  4. 5 m/s

Correct Answer: 6 m/s

Solution: 

Speed = Distance / Time = 400 m / 50 s = 8 m/s.

If a runner completes a 400 m track in 50 seconds, what is his speed in m/s?

Practice Questions

Q1
If a runner completes a 400 m track in 50 seconds, what is his speed in m/s?
  1. 6 m/s
  2. 8 m/s
  3. 7 m/s
  4. 5 m/s

Questions & Step-by-Step Solutions

If a runner completes a 400 m track in 50 seconds, what is his speed in m/s?
  • Step 1: Identify the distance the runner covered, which is 400 meters.
  • Step 2: Identify the time it took the runner to cover that distance, which is 50 seconds.
  • Step 3: Use the formula for speed, which is Speed = Distance / Time.
  • Step 4: Plug in the values: Speed = 400 meters / 50 seconds.
  • Step 5: Calculate the speed: 400 divided by 50 equals 8.
  • Step 6: Therefore, the speed of the runner is 8 meters per second (m/s).
  • Speed Calculation – Understanding the formula for speed, which is distance divided by time.
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