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Physics, 26.03.2021 16:10 anissa760

A runner completes two laps around a 400 m track. She runs the first lap in 1 min and 32 s, and the second lap in 1 min and 49 s. What is her average speed? A. 4.0 m/s
B.2.0 m/s
C. 1.0 m/s
D. 0.0 m/s​

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A runner completes two laps around a 400 m track. She runs the first lap in 1 min and 32 s, and the...
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