31. Two goods train each 500 m long, are running in opposite direction on parallel tracks. Their speed are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver of the faster one.
(a) 12 sec
(b) 24 sec
(c) 48 sec
(d) 60 sec
32. Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and the 36 km/hr. The faster train passes the slower train in 36 second. The length of each trains is:
(a) 50 m
(b) 72 m
(c) 80 m
(d) 82 m
33. A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train is:
(a) 230 m
(b) 240 m
(c) 260 m
(d) 260 m
(e) none of these
34. Two trains are running in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then the speed of each train (in km/hr) is:
(a) 10
(b) 18
(c) 36
(d) 72
35. Two trains of equal lengths take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train be 120 metres, in what time (in seconds) will they cross each other travelling in opposite direction?
(a) 10
(b) 12
(c) 15
(d) 20
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36. A train 108 m long moving at a speed of 50 km/hr crosses a train 112 m long coming from opposite direction in 6 second. The speed of the second train is
(a) 48 km/hr
(b) 54 km/hr
(c) 66 km/hr
(d) 82 km/hr
37. A train X speeding with 120 kmph crosses another train Y, running in the same direction, in 2 minutes. If the lengths of the trains X and Y be 100 m and 200 m respectively, what is the speed of train Y?
(a) 111 km/hr
(b) 123 km/hr
(c) 127 km/hr
(d) 129 km/hr
38. Two trains travel in opposite direction at 36 kmph and 45 kmph and a man sitting in slower train passes the faster train in 8 seconds. The length of the faster train is:
(a) 80 m
(b) 100 m
(c) 120 m
(d) 180 m
39. Two trains are running at 40 km/hr and 20 Km/hr respectively in the same direction. Fast train completely passes a man sitting in the slower train in 5 seconds. What is the length of the fast train ?
(a) 23 m
(b) 23
(c) 27 m
(d) 27
40. A train overtake two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the fast train?
(a) 45 m
(b) 50 m
(c) 54 m
(d) 72 m
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