A train covers a certain distance. Had it moved 4 kmh"1 faster, it would have taken 1.5 hrs less. If it had moved 6 kmh'1 slower, it would have taken 3 hrs more. What is the distance the train covers

A train covers a certain distance. Had it moved 4 kmh"1 faster, it

1.	A train covers a certain distance. Had it moved 4 kmh"1 faster, it would have taken 1.5 hrs less. If it had moved 6 kmh'1 slower, it would have taken 3 hrs more. What is the distance the train covers
A.	490 km
B.	520 km
C.	540 km
D.	570 km
Answer» D. 570 km

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A train covers a certain distance. Had it moved 4 kmh"1 faster, it would have taken 1.5 hrs less. If it had moved 6 kmh'1 slower, it would have taken 3 hrs more. What is the distance the train covers

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