A

Admin • 825.56K Points
Coach

Q. Two trains cross each other in 15 seconds moving in opposite directions at 54 km/h and 36 km/h. What is their total length?

  • (A) 300 m
  • (B) 375 m
  • (C) 450 m
  • (D) 500 m
Explanation by: Admin
Relative speed = (54+36)×5/18 = 25 m/s → Length = 25×15 = 375 m.

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