A train travel 100 kilometres in the first hour and 120 km second hour all and 140 km in third hours. calculate the average speed of the train in km/h. Also the speed in m/s.
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Answered by
3
the average speed of the train =100+120+140/3
=360/3
=120 km/h
the speed is 120000 m/h
the speed in minutes= 120000/60=2000 m/minute
the speed in seconds=2000/60
=200/6
=33.33 m/sec
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=360/3
=120 km/h
the speed is 120000 m/h
the speed in minutes= 120000/60=2000 m/minute
the speed in seconds=2000/60
=200/6
=33.33 m/sec
please mark as brainliest
Answered by
2
100 +120+140=360
average speed =t distance/total time
360/3=120km/h
m/s=120*5/18
10/3
average speed =t distance/total time
360/3=120km/h
m/s=120*5/18
10/3
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