Physics
Physics, 26.03.2021 15:00, jadalysrodriguez

a car travels at 54 kilometre for first 20 seconds 36 km for next 30 seconds and finally 80 km for next 10 seconds find its average speed​

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a car travels at 54 kilometre for first 20 seconds 36 km for next 30 seconds and finally 80 km for n...

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