How long will an athletic take to run a race of 500m, if the speed is 50 km per hour?
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hello ☺
50km/h=50×18/5 m/s
=180 m/s
time=distance / speed
=500/180
=125/45
=25/9
thank you
50km/h=50×18/5 m/s
=180 m/s
time=distance / speed
=500/180
=125/45
=25/9
thank you
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