reading of odometer of a car changes from 2400 km to 2800 km in 8 hour of journey find average speed in kilometre per hour and metre per second
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2800-2400=400km
car drive 400km in 8hour
car drive in 1 hour=400km/8=
50km/h
125m/s
car drive 400km in 8hour
car drive in 1 hour=400km/8=
50km/h
125m/s
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