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A runner completes a 400 m track in 50 seconds. What is their speed in m/s? (202
A runner completes a 400 m track in 50 seconds. What is their speed in m/s? (2023)
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A runner completes a 400 m track in 50 seconds. What is their speed in m/s? (2023)
6 m/s
7 m/s
8 m/s
9 m/s
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Speed = Distance/Time = 400 m/50 s = 8 m/s
Questions & Step-by-step Solutions
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Q
Q: A runner completes a 400 m track in 50 seconds. What is their speed in m/s? (2023)
Solution:
Speed = Distance/Time = 400 m/50 s = 8 m/s
Steps: 6
Show Steps
Step 1: Identify the distance the runner completed, which is 400 meters.
Step 2: Identify the time it took the runner to complete the 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: Write the final answer: The speed of the runner is 8 meters per second (m/s).
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