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Motion and Time
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11/07/2021 2:04 pm
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The odometer of a car reads 57321.0 km when the clock shows the time 08:30 AM. What is the distance moved by 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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11/07/2021 2:05 pm
Distance = 57336.0 km – 57321 km
= 15 km
Speed in km/min = 15km/20 min
= 3/4 km/min
Speed in km/hr = 15 km/1/3 hr
= (15 x 3) km/hr
= 45 km/hr.