A train travelling at a speed of 55 km/hr travels from place X to place Y in 4 hours. If its speed is increased by 5 km/hr., then the time of journey is reduced by

A train travelling at a speed of 55 km/hr travels from place X to plac

1.	A train travelling at a speed of 55 km/hr travels from place X to place Y in 4 hours. If its speed is increased by 5 km/hr., then the time of journey is reduced by
A.	25 minutes
B.	35 minutes
C.	20 minutes
D.	30 minutes
Answer» D. 30 minutes

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