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
Answer Posted / raghava
let's consider distance=x;
then x/7 is speed in forward journey.
(x/7)+12=x/5;
(5x/7)+60=x;
5x+420=7x;
2x=420;
x=210;
i'm not sure abt this ans...i think 30 is correct...but this
is also convincing....
Is This Answer Correct ? | 6 Yes | 5 No |
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