Discussion Forum
Que.  A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long? 
a.  40 sec 
b.  42 sec 
c.  45 sec 
d.  48 sec 
Answer:40 sec

Que.  A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long? 
a.  40 sec 
b.  42 sec 
c.  45 sec 
d.  48 sec 
Answer:40 sec
