A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
examcare Answered question February 3, 2025
Speed of the train relative to man =
125
m/sec
10
=
25
m/sec.
2
=
25
x
18
km/hr
2
5
= 45 km/hr.
Let the speed of the train be x km/hr. Then, relative speed = (x – 5) km/hr.
x – 5 = 45 
x = 50 km/hr.
examcare Answered question February 3, 2025
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