Physics
Physics, 27.01.2021 19:50, ashiteru123

A cross-country runner runs 20 km in 40 minutes. What is his average speed? 5 m/s
.5 m/s
5 m/s/s
O .5 m/s/s

answer
Answers: 1

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Do you know the correct answer?
A cross-country runner runs 20 km in 40 minutes. What is his average speed? 5 m/s
.5 m/s

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