Question

A train travels 100 kilometre in a first hour 120 km in a second hour and 140 km in third hours calculate the average
speed of the train in kilometre per hour also the speed in metre per second

Answer 1

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
please mark as brainliest

Answer 2

120 km/h

33.33 m/s is the answer