A train travels at a distance of 20 km with uniform speed of of 60 km/hr. It travels distance of 40 km/hr with a uniform speed of 80 km/hr. Calculate average speed of train
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Answer:
time taken to travel 20 km at 60km/hr
=20/60
=0.33hr
time taken to travel next 20 km at 80km/hr
=20/80
=0.25hr
average speed=total distance travelled / total time taken
=40/0.58
=68.96km/hr
hope this help u
Answered by
0
Answer:
time taken to travel 20 km at 60km/hr
=20/60
=0.33hr
time taken to travel next 20 km at 80km/hr
=20/80
=0.25hr
average speed=total distance travelled / total time taken
=40/0.58
=68.96km/hr
hope this help u
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