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A train covered a certain distance at a ...

A train covered a certain distance at a uniform speed. If the train would have been 10 km/hr faster, it would have taken 2 hours less than the scheduled time. And, if the train were solwer by 10 km/hr, it would have taken 3 hours more than the scheduled time. Find the distance. covered by train.

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The correct Answer is:
The actual speed of the train is 50 km/hr and time taken is 12 hrs and distance covered by the train is 600 km.
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