Time and Distance

1.		A car covers the first 100 km in 2 hours, the next 120 km in 3 hours and the remaining 80 km in 1 hour. The average speed of the car is:

50 kmph

45 kmph

48 kmph

52 kmph

2.		A boy goes to school at a speed of 4 kmph and returns to his home at a speed of 3 kmph. If he takes 7 hours in total, find the distance between the home and school.

21 km

3.5 km

7 km

12 km

3.		By walking at 3/4th of his usual speed, a man reaches office 20 minutes late. What is his usual time?

2 hour

3 hours

4 hours

1 hours

4.		While going to his office, a man calculates to reach at 2 P.M if he travels at 10 kmph, he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach at 1 P.M.?

8 kmph

11 kmph

12 kmph

14 kmph

5.		The ratio between the speeds of two trains is 4:5. If the second train runs at 250 km in 5 hours, speed of the first train is:

32 kmph

40 kmph

35 kmph

39 kmph

6.		A person travels from city A to city B. During his onward journey his speed was 12 kmph and while returning his tripled his speed. His average speed (in kmph) is:

18

22

24

36

7.		Two trains, one from Howrah to Delhi and the other from Delhi to Howrah, starts simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours, respectively. The ratio of their speeds is?

2:3

4:3

6:7

9:16

8.		In covering a distance of 30 km, Amit takes 2 hours more than Shyam. If Amit doubles his speed, then he would take 1 hour less than Shyam. Amit's speed is:

5 kmph

6 kmph

6.25 kmph

7.5 kmph

9.		A car completes journey in 10 hrs, the first half at 21 kmph and the second half at 24 kmph. The distance covered (kms) is:

224

214

234

204

10.		Two stations A and B are 110 km apart on a straight line. One train starts from A at 7 a.m. and travels towards B at 20 kmph. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 kmph. At what time will they meet?

9 a.m.

10 a.m.

10.30 a.m.

11 a.m.