A man travels at an average speed of 15 m/s. Then

A. Express the speed in km/h Cm/s Find the time taken by the train to travel 750 km.
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2 Answers

15m/s = 15x3600/1000 km/h = 54 km/h

15m/s = 15x100 cm/s  = 150 cm/s

Speed = Distance/time

time = distance/speed

time= 750/54 h = 13.89h
by Level 2 User (1.7k points)
15m/s is 15*3600m/h=54000m/h=54kph.

15m/s is 15*100 cm/s=1500cm/s.

distance=speed * time so time=distance/speed=750/54=13hr 53min 20secs.
by Top Rated User (1.2m points)

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