On a track a train travels the first 30km at a uniform speed of 30km/h. Calculate the speed with which the train should move rest of the track so average 60 km/h for the entire trip.
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So,the train is moving is 60 km
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the first 30 km with a uniform speed of ...
On a 120 km track, a train travels the first 30 km with a uas to average 60 ...
Average speed = Total distance Total te taor 1st 30 km, t1 = 30 km30 km/hr
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