[Revenue Patwari Pre Aug, 2021]
1. An aeroplane flies twice as fast as a train which covers 60 kilometers in 80 minutes. What distance (in kilometers) will the aeroplane cover in 20 minutes ?
30
35
40
50
2. A and B are two stations 10 km apart. Man, P starts from A and travels towards B at the rate of 3 km/hr, whereas another man Q starts from B and travels towards A at the rate of 2 km/hr. When and where do they meet?
After 2 hours, 6 km from station A
After 3 hours, 9 km from station A
After 2\(1\over 2\) hours, 7.5 km from station A
After 2 hours, 4 km from station A
3. A train running at the speed of 60 kmph crosses a 200 m long platform in 27 seconds. What is the length of the train ?
200 metres
240 metres
250 metres
450 metres
4. A train with 90 km/hr crosses a bridge in 36 seconds. Another train 100 metres shorter crosses the same bridge at 45 km/hr. What is the time taken by the second train to cross the bridge ?
61 seconds
62 seconds
63 seconds
64 seconds
5. If an amount doubles in 6 years, how much will it be in 8 years?
1\(1\over 2\) times
1\(1\over 3\)times
1\(1 \over 4\)times
1\(3 \over 4\)times