1.A man walking at the rate of 5 km/hr. crosses a bridge in 15 minutes. The length of the bridge (in metres) is:
 A. 600
 B. 750
 C. 1000
 D. 1250
 
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2.A train 800 metres long is running at the speed of 78 km/hr. If it crosses a tunnel in 1 minute, then the length of the tunnel (in metres) is:
 A. 13
 B. 500
 C. 1300
 D. 77200
 
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3.In what times will a train 100 metres long cross an electric pole, if its speed be 144 km/hour?
 A. 2.5 seconds
 B. 5 seconds
 C. 7.5 seconds
 D. 12.5 seconds
 
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4.Two trains are running in opposite direction with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, the speed of each train (in km/hour) is:
 A. 10
 B. 18
 C. 36
 D. 72
 
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5.A car travelling with 5/7 of its usual speed covers 42 km in 1 hour 40 min 48 sec. What is the usual speed of the car?
 A. 20 km/hr
 B. 25 km/hr
 C. 30 km/hr
 D. 35 km/hr
 
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6.A train covers a distance of 3584 km in 2 days 8 hours. If it covers 1440 km on the first day and 1608 km on the second day, by how much does the average speed of the train for the remaining part of the journey differ from that for the entire journey?
 A. 3 km/hour more
 B. 3 km/hour less
 C. 4 km/hour more
 D. 5 km/hour less
 
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7.A certain distance is covered by a cyclist at a certain speed. If a jogger covers half the distance in double the time, the ratio of the speed of the jogger to that of the cyclist is:
 A. 1 : 4
 B. 4 : 1
 C. 1 : 2
 D. 2 : 1
 
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8.Two trains travel in the same direction at the speed of 56 km/h and 29 km/h respectively. The faster train passes a man in the slower train in 10 seconds. The length of the faster train (in metres) is:
 A. 75
 B. 80
 C. 100
 D. 120
 
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