Math, asked by sunilkharwar9631, 8 hours ago

on a 120 km track a train travels the first 30 km at a uniform speed of 30 km/h how fast much the train travel the next 90 km sa as to average 60 km/h for the entire trip​

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Answered by py3705880
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Answer:

On a 120 km track, a train travels the first 30 km with a uniform speed of 30 km/h. How fast must the train travel the next 90 km so as to average 60 km/h for the entire trip? A. 65 km/h.

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