A train covers the first half of the distance
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A train covers the first half of the distance between two stations at a speed of 40 km/h and the other half at 60 km/h. then its average speed is:
Asked by admin @ in Math viewed by 317 People
A train covers the first half of the distance between two stations at a speed of 40 km/h and the other half at 60 km/h. then its average speed is:
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