Free Study Material For RRB Examination: Mathematics (Problems on Trains)
Free Study Material For RRB Examination
Subject : Mathematics (Problems on Trains)
1. A train moves past a telegraph post and a bridge 264 m long in 8 seconds and 20 seconds respectively. What is the speed of the train?
(a) 75 km/hr
(b) 82 km/hr
(c) 79 km/hr
(d) 79.2 km/hr
2. A train takes 18 seconds to pass completely through a station 162 m long and 15 seconds through another station 120 m long. The length of the train is:
(a) 73 m
(b) 92 m
(c) 90 m
(d) 100 m
3. How many seconds will a 500 metre long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr?
(a) 32
(b) 30
(c) 40
(d) 48
4. A jogger running at 9 kmph alongside a railway track is 240 metres ahead of the engine of a 120 metre long train running at 45 kmph in the same direction. In how much time will the train pass the jogger?
(a) 38 sec
(b) 20 sec
(c) 36 sec
(d) 72 sec
5. A train 110 metres long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?
(a) 8 sec
(b) 6 sec
(c) 7 sec
(d) 12 sec
