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The fuel cost for running a train is proportional to the square of the speed generated in km per hour.If the fuel costs 48 per hour at speed 16 km per hour and the fixed charges amount to 1200 per hour, then find the most economical speed of train, when total distance covered by train is 5 km.

Asked by Piyu 19th March 2014, 3:24 PM
Answered by Expert
Answer:
Answered by Expert 22nd March 2014, 2:50 PM
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