A train starts from station X at the rate of 80 km/hr and reaches station Y in 48 min. If the speed is reduced by 8 km/hr. How much more time will the train take to return from station Y to station X ?

A) 2 min 15 sec

B) 2 min 10 sec

C) 3 min 20 sec

D) 5 min 20 sec

E) 4 min 20 sec


A train consists of 12 bogies, each boggy 15 m long. The train crosses the telegraph post in 18 seconds. Due to some problems, two bogies were detached. The train now crosses the telegraph post in

A) 18 sec

B) 12 sec

C) 15 sec

D) 20 sec

E) 25 sec


A train 100 m long meets a man going in opposite direction at 5 km/h and passes him in $7\frac{1}{5}$ sec. The speed of the train is

A) 40 km/hr

B) 45 km/hr

C) 50 km/hr

D) 55 km/hr

E) 56 km/hr


Without stoppage a train travels certain distance with an average speed of 80 km/h and with stoppages, it covers the same distance with an average speed of 60 km/h. How many min per the train stops ?

A) 10 min

B) 12 min

C) 15 min

D) 20 min

E) 30 min


Trains are running with speeds 30 km/h and 58 km/h in the same direction. A man in the slower train passes the faster train in 18 sec. The length in meters of the faster train is

A) 70 m

B) 100 m

C) 128 m

D) 140 m

E) 158 m