Find the speed and average speed of a train which leaves Madras at 1 p.m and reaches bangalore in the same day at 8 p.m. The distance between the two stations is 360km and the total time for stoppage is 2 hours between these stations.

Question

$\begin{array}{11} (a)\; \text{54 km/hr} \\ (b)\; \text{60 km/hr} \\ (c)\; \text{72 km/hr} \\ (d)\; \text{51.4 km/hr} \end{array}$