a car travels from A to B at the rate of 10 km per hour but it comes back at the rate of 20 km per hour find the average speed of the car
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average speed = total speed ÷ total time taken
= 30km ÷ 2 hour
= 30000 m ÷ 7200 seconds
so approximately
average speed = 4.5 m/s
= 30km ÷ 2 hour
= 30000 m ÷ 7200 seconds
so approximately
average speed = 4.5 m/s
saravanan2005:
sorry at the first sentence I have wrote the total speed instead of the total distance will come
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