A train travels a certain distance taking 7 hrs in forward
journey, during the return journey increased speed 12km/hr
takes the times 5 hrs.What is the distance traveled
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Answer Posted / sanjay
In this case the distance is the CONSTANT.
Distance = time *Velocity = K
Consider the velocity in the first case as x
then x*7 = (x+12)*5
x=30.
the distance is 7x = 210 kms.
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