Physics, asked by puthawalaarmaan, 1 year ago

A covers 1/3rd of his journey at the speed of 10km/hr and half of the rest of the journey at the speed of 20 km/hr and rest at the speed of 30km/hr. What is the average speed of A?

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Answered by samar88

3

Answer:

Average speed of A=16.36 km/h

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