Physics, asked by muhammedaslahkp, 2 months ago

On a 60 km track, a train travel the first 30 km with auniform speed of 30 km/hr. how fast must the train travel to the next 30 km so as to average 40 km/hr for the entire trip.

Answers

Answered by mahmoodanaseem637

0

Answer:

train should travel with speed of 50 kn/hr

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