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Physics, 16.06.2021 14:00, tsadface21
6. The distance between Delhi and Agra is 200 km. A train travels the first 100 km at a speed of 50 km/h. How fast must the train travel the next 100 km, so as to average 70 km/h for the whole journey ?
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6. The distance between Delhi and Agra is 200 km. A train travels the first 100 km at a speed of 50...
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