Time-Speed-Distance-Train

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Two Buses start from a bus terminal with a speed of 20 km/hr at intervals of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at intervals of 8 minutes?
3 km/hr
no
4 km/hr
no
5 km/hr
yes
7 km/hr
no
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A policeman starts to chase a thief. When the thief goes 10 steps the policeman moves 8 steps. 5 steps of the policeman are equal to 7 steps of the thief. The ratio of the speeds of the policeman and the thief is….
25 : 28
no
25 : 56
no
28 : 25
yes
56 : 25
no
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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?
3 km/hour more
yes
3 km/hour less
no
4 km/hour more
no
5 km/hour less
no
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A policeman goes after a thief who has 100 metres start, if the policeman runs a kilometer in 8 min, and the thief a km in 10 min, the distance covered by thief before he is over-powered is…
350 m
no
400 m
yes
320 m
no
420 m
no
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Ram travelled 1200 km by air which formed 2/5 of his trip. He travelled one-third of the trip by car and the rest by train. The distance (in km) travelled by train was…
480
no
800
yes
1600
no
1800
no
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A train completes a journey with a few stoppages in between at an average speed of 4 km per hour. If the train had not stopped anywhere, it would have completed the journey at an average speed of 60 km per hour. On an average, how many minutes per hour does the train stop during the journey?
20 minutes per hour
yes
18 minutes per hour
no
15 minutes per hour
no
10 minutes per hour
no
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Ankur runs at a speed of 40 metre/ minute. Rahul follows him after an interval of 5 minutes and runs at a speed of 50 metre/minute. Rahul's dog runs at a speed of 60 metre/minute and start along with Rahul. The dog reaches Ankur and then comes back to Rahul, and continues to do so till Rahul reaches Ankur. What is the total distance covered by the dog?
600 metres
no
750 metres
no
980 metres
no
1200 metres
yes
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Two cars X and Y starts from two places A and B respectively which are 700 km apart at 9 AM. Both the cars run at an average speed of 60 km/hr. Car X stops at 10 AM and again starts at 11 AM while the other car Y continues to run without stopping. When do the two cars cross each other?
2:40 PM
no
3:20 PM
yes
4:10 PM
no
4:20 PM
no
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A man living in Chennai, to reach his office, spends 65% of his travelling time in a train, 10% in a bus and 25% waiting for the bus or train. If he spends 10 minutes waiting at the bus stop or station, how many minutes does he spend on travelling by the bus and train?
30 minutes
yes
1 hour and 6 minutes
no
2 hours 30 minutes
no
2 hours
no
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If a train runs at 70 km/hr, it reaches its destination late by 12 minutes. But if it runs at 80 km/hr, it is late by 3 minutes. The correct time to cover the journey is......
58 minutes
no
2 hours
no
1 hour
yes
59 minutes
no
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