A train whose average speed is 54 km/h, covers a distance in 200 min. At what speed (in km/h) should it run to reduce the journey time to 90 min?

A train whose average speed is 54 km/h, covers a distance in 200 min.

1.	A train whose average speed is 54 km/h, covers a distance in 200 min. At what speed (in km/h) should it run to reduce the journey time to 90 min?
A.	120
B.	180
C.	60
D.	220
Answer» B. 180

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A train whose average speed is 54 km/h, covers a distance in 200 min. At what speed (in km/h) should it run to reduce the journey time to 90 min?

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