A

Admin • 832.27K Points
Coach

Q. A train 100 m long passes a man running at 5 km/h in same direction in 10 seconds. What is the speed of the train?

  • (A) 36 km/h
  • (B) 40 km/h
  • (C) 45 km/h
  • (D) 50 km/h
Explanation by: Admin
Relative speed = 100/10 =10 m/s =36 km/h → Train speed =36+5≈45 km/h.

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