A train travels with a speed of 60 km/h from station a to station b and then comes back with a speed of 80 km/h from station b to station a. Find:1 average speed of the train. Please explain the method to solve this. Thank you.

Asked by TITIKSHA TRIPATHY | 18th Nov, 2013, 07:15: PM

Expert Answer:

Answered by Faiza Lambe | 18th Nov, 2013, 07:45: PM

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