A man jogs 190 m in 48 sec and another 250 m in 62 sec. Find his average speed in km/hr.
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Average speed = total distance/total time
Total distance=190+250=440m
Total time=48+62=110sec
Ave. Speed = 440/11=4m/s
In km/h:
4m/s = 4/1000÷1/3600
=4*18/5
14.4km/h
Total distance=190+250=440m
Total time=48+62=110sec
Ave. Speed = 440/11=4m/s
In km/h:
4m/s = 4/1000÷1/3600
=4*18/5
14.4km/h
ProBeast513:
Plz mark as brainliest :-)
But the answer is 14.4 km/hr
Ohh sorry, I made a mistake of a zero :-(
its okk
If ur like dis,
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Plz mark as brainliest :-)
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