Question

ek train 270 metre lambi h ek khambe ko paar karne main 9 second leti h train ki speed bataye km. per hour main

Answer 1

30 m/s is the answer

Answer 2

distance covered by the train= it's own lengtg
So, distance=270 meters
time taken to cover it =9seconds
so, speed in m/sex=270/9=30m/s
in km / hr=
30*18/5=108km/hr