a car moves with a speed of 30km/h-1 for half an hour , 25 km/h-1 for one hour and 40 km/h-1 for two hours . calculate the average speed of the car
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avg speed = 30 + 25 + 40 / 3
avg speed = 95 / 3
avg speed = 31.66 Km/h
avg speed = 95 / 3
avg speed = 31.66 Km/h
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