Physics, asked by Divyaanshdiwan, 10 months ago

On a 120km track, a train travels the first 30 km at a uniform speed of 30km/hr. How fast must the train travel the next 90 km so as to average 60 km/hr for the entire trip?
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Answered by 1mahira

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l hope that this answer help u. plz mark me as brainlist answer.

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