An express train makes a run of 240Km at a certain speed. Another train whose speed is 12Km/hr less takes an hour longer to cover the same distance. Find the speed of the express train in Km/hour.

Asked by Abhishek Kumar Singh | 3rd Oct, 2013, 01:35: PM

Expert Answer:

Answered by  | 3rd Oct, 2013, 01:45: PM

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