A goods train starts running from a place at 1 P.M. at the

A goods train starts running from a place at 1 P.M. at the rate of 18 km/hour. Another goods train starts from the same place at 3 P.M. in the same direction and overtakes the first train at 9 P.M. The speed of the second train in km/hr is

Distance covered by the first goods train in 8 hours = Distance covered by the second goods train in 6 hours.
⇒ 18 × 8 = 6 × x

⇒ x =	18 × 8	= 24 kmph
	6