Q1. A train crosses a man, who is running in the same direction of train at the speed of 2m/sec. in 10 seconds. The same train crosses a tunnel in 54 seconds. If speed of train is 72 km/h then what is the length of tunnel?
(a) 850 m
(b) 800 m
(c) 900 m
(d) 750 m
(e) 650 m

Q2. Raghav can beat Suresh by 100m in a race of 1 km and they run at speed of 10m/sec and 8 m/sec respectively. If Suresh increases his speed by 7m/sec then by how much time he will beat Raghav in the same race of 1km?
(a) 43 sec
(b) 36 sec
(c) 110/3 sec
(d) 100/3 sec
(e) 70/3 sec

Q3. A boat can cover upstream distance between two points in 6 hours and same distance downstream in 4 hours. If speed of boat in still water is 8 km/h, then find speed of stream.
(a) 2 km/h
(b) 1.6 km/h
(c) 3.2 km/h
(d) 4.8 km/h
(e) 3.8 km/h

Q4. Two trains X and Y cross each other in 48 sec, when both are running in same direction. If length of train X is 160 m and speed of train X and train Y are 54 km/h and 72 km/h respectively then find the length of train Y.
(a) 160 m
(b) 120 m
(c) 80 m
(d) 100 m
(e) 95 cm

Q5. A train P running with speed 54 kmph crosses a man in 30 sec. In how much time it can cross a 180 m long platform.
(a) 51 sec
(b) 45 sec
(c) 42 sec
(d) 39 sec
(e) 58 sec

Q6. A boat can travel with the speed of 17 kmph in upstream. If the speed of river is 3 kmph, then find the speed of boat in downstream in the same river.
(a) 23 kmph
(b) 20 kmph
(c) 25 kmph
(d) 19 kmph
(e) 21 kmph

Q7. A 570 m long train can cross a pole in 38 sec. In how much time it can cross a 660 m long platform.
(a) 82 sec
(b) 64 sec
(c) 90 sec
(d) 120 sec
(e) 72 sec