Quantitative Reasoning Mathematics Speed And Work Mcqs With Answers

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Quantitative Reasoning MCQs Quiz For Entry Test With Answers

1. A and B can do a work in 8 days, B and C can do the same work in 12 days. A , B and C together can finish it in 6 days. A and C together will do it in ?

8 Days (Answer)

6 Days

12 Days

4 Days

 

2. Sound travels at 330 meters a second. How many kilometers away is thunder cloud when its sound follows the flash after 10 seconds ?

3.3 (Answer)

0.33

3.33

33

 

3. A ,B and together can complete a piece of work in 10 days. All the three started working at it together and after 4 days , A left. then, B and C together completed the work in 10 more days. A lone can complete the work in ?

16 Days (Answer)

25 Days

50 Days

15 Days

 

4. A train passes over a bridge of length 200 m in 49 seconds if the speed of the train is 81 km per hour, its length is ?

1800 m

700 m (Answer)

600 m

900 m

 

5. Which of the following trains is the faster ?

1500 m/min

25 m/sec

90 km/hr

None (Answer)

 

6. A car takes 5 hours to cover a distance of 300 km. How much should the speed in km/hr be maintained to cover the same distance in 4/5th of the previous time ?

60

75 (Answer)

120

48

 

7. A is twice as fast as B and B is thrice as fast as C. The Journey covered by C in 42 minutes will be covered by A in ?

14 Min

7 Min (Answer)

28 Min

35 Min

 

8. Two men start together to walk a certain distance at 3.75 km and 3 km per hr respectively. The former arrives 30 minutes before the distance to be walked is ?

15 km

10 km

12.5 km

7.5 km (Answer)

 

9. If I would have been twice as efficient as today, then I would have finished a work in 12 Days. If my efficiency is reduced to reduced to one-third of what it is at present, then in how many days, I would be able to finish the work ?

15

72 (Answer)

52

8

 

10. I have to be at a certain place at a certain time and find that I shall be 20 minutes too late if I walk at 3 km/hr and 10 minutes too soon if I walk at 4 kin/hr. How far I have to walk ?

10 km

6 km (Answer)

12.5 km

14 km

 

11. 20 men can finish a piece of work in 30 days. After how many days should 5 men leave the work so that it may be finished in 35 days ?

20

15 (Answer)

10

12

 

12. If 2 men and 3 boys can do a piece of work in 8 days, while 3 men and 2 boys can do it in 7 days, how long will 5 men and 4 boys take to do it ?

3 Days

4 Days (Answer)

5 Days

6 Days

 

13. A train covers a distance between station A and station B in 45 minutes. If the speed of the train is reduced by 5 km/hr, then the same distance is covered in 48 minutes. What is the distance between the stations A and B ?

60 km

80 km

55 km

64 km (Answer)

 

14. A, B and C together can do a piece of work in 20 days. After working with B and C for 8 days, A leaves and then B and C complete the remaining work in 20 days more. In how many days, A alone could do the work ?

40

50 (Answer)

60

80

 

15. A man, a women or a boy can do a piece of work in 3, 4 and 12 days respectively. How many boys must assist one man and one women to do the work in one day ?

9

8

6

5 (Answer)

 

16. Walking 6/7th of his usual speed, a man is 12 minutes too late. The usual time taken by him to cover that distance is ?

1 Hour 12 Min (Answer)

1 Hour 15 Min

1 Hour 20 Min

1 Hour

 

17. A train X starts from a place at the speed of 50 km/hr. After one hour, another train Y starts from the same place at the speed of 70 km/hr. After how much time will Y will cross X ?

2.75 Hrs

3.5 Hrs (Answer)

2.25 Hrs

3 Hrs

 

18. The wheel of an engine, 7.5 meters in circumference makes 7 revolutions in 9 seconds. The speed of the train in km per hour is ?

150

130

132 (Answer)

135

 

19. The ratio between the rates of walking of A and B is 2 : 3, if the time taken by B to cover a certain distance is 36 minutes, the time in minutes taken by A to cover that much distance in minutes is ?

24

54 (Answer)

38

48

 

20. A person travels equal distances with speeds of 3 km/h, 4 km/h and 5 km/h and takes a total time of 47 minutes. The total distance (in km) is ?

3 (Answer)

4

5

2

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