the odometer of a car reads 57321.0 km when the clock shows the time 8:30 AM. what is the distance moved by the car , if at 08:50 AM, the odometer reading has changed to 57336.0 km? calculate the speed of the car in km/min during this time . Express the speed in km/h also.
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ANSWER
Distance =57336.0km−57321km=15km
Speed in km/min =15km/20min=
4
3
km/min
Speed in km/hr=
4
3
×
min
km
×
hr
60min
=(15×3)km/hr=45km/hr.
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