Question

a train A travelled a distance of 120 kms in 3 hrs where as,another train B travelled a distance of 180kms in 4hrs.which train travelled faster?

Answer 1

speed of A=40km/hr
speed of B=45km/he.

clearly train B

Answer 2

speed = distance /time
so,train A speed = 120/3 = 40 km/hr
and,train B speed = 180/4 = 45 km/hr