if a car moves from a to b at a speed of 60 km/hr and comes back from b to a at a speed of 40 km/hr . find the average speed of a journey?
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if a car moves from a to b at a speed of 60 km/hr and comes back from b to a at a speed of 40 km/hr . find the average speed of a journey?
#qgcvzgcnbx
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Answer:
So the answer comes is 50 .