Time and Work Aptitude Questions

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Quiz on Time and Work:
Quiz 1:

1. A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in:

4 days
6 days
8 days
12 days

2. A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in :

8 days
10 days
12 days
15 days

3. A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 days. They all work together for 10 days when B and C leave. How many days more will A take to finish the work?

18 days
24 days
30 days
36 days

4. A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can together finish the work in :

4 days
6 days
8 days
18 days

5. Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?

3 : 4
4 : 3
5 : 3
Data inadequate

6. 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 :

4 days
6 days
8 days
12 days

7. A can finish a work in 24 days, B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in:

5 days
6 days
10 days
10(1/2) days

8. X can do a piece of work in 40 days. He works at it for 8 days and then Y finished it in 16 days. How long will they together take to complete the work?

13(1/3) days
15 days
20 days
26 days

9. A and B can do a job together in 7 days. A is 1(3/4) times as efficient as B. The same job can be done by A alone in :

9(1/3) days
11 days
12(1/4) days
16(1/3) days

10. A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how many days shall B finish the whole work alone?

30 days
40 days
60 days
70 days

Score =
Correct answers:

Quiz 2: 

1.A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?

5
5(1/2)
6
8

2. 4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it?

35
40
45
50

3. A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work?

40
50
54
60

4. P can complete a work in 12 days working 8 hours a day. Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work?

5(5/11)
5(6/11)
6(5/11)
6(6/11)

5. 10 women can complete a work in 7 days and 10 children take 14 days to complete the work. How many days will 5 women and 10 children take to complete the work?

3
5
7
Cannot be determined

6. X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the completion of the work. How long did the work last?

6 days
10 days
15 days
20 days

7. A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days?

11 days
13 days
20(3/17) days
None of these

8. Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?

7 hours 30 minutes
8 hours
8 hours 15 minutes
8 hours 25 minutes

9. A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in:

1/24 days
7/24 days
3(3/7) days
4 days

10. Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is:

15
16
18
25

Score =
Correct answers:

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