# A train 150m long passes a pole in 15 seconds and crosses another train of same length :

A train 150m long passes a pole in 15 seconds and crosses another train of same length travelling in opposite direction in 8 seconds. The speed of the second train is

(a) 99 km/hr

(b) 72 km/hr

(c) 66 km/hr

(d) 60 km/hr