A train covers a distance in 1 h 40 min, if it runs at a speed of 96 km/h on an average. Find the speed at which the train must run reduce the time of journey to 1 h 20 min.

A train covers a distance in 1 h 40 min, if it runs at a speed of 9

1.	A train covers a distance in 1 h 40 min, if it runs at a speed of 96 km/h on an average. Find the speed at which the train must run reduce the time of journey to 1 h 20 min.
A.	120 km/h
B.	90 km/h
C.	144 km/h
D.	150 km/h
Answer» B. 90 km/h

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A train covers a distance in 1 h 40 min, if it runs at a speed of 96 km/h on an average. Find the speed at which the train must run reduce the time of journey to 1 h 20 min.

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