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Mathematics, 18.12.2020 21:10 soonerlady19

A car moves from A to B at a speed of 50 km/hr and comes back from B to A at a speed of 30 km/hr. Find its average speed during the journey.

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A car moves from A to B at a speed of 50 km/hr and comes back from B to A at a speed of 30 km/hr. Fi...

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