how long will an athlete take to run a race of 500 m if the speed of 50 km per hour
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Answer:
50km/h=50×18/5 m/s
=180 m/s
time=distance / speed
=500/180
=125/45
=25/9
So time taken is 25/9 second
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It's too short. Write at least 60 characters to explain it well.
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