Cluster · Time and Work Problems

d
Clusters / #1207
tight score 0.00

Time and Work Problems
Questions
597
Questions in this cluster
597 total
Question Category Subtype Difficulty

A can do a piece of work in 1695 days. B is 25% more efficient than A. Find the number of days taken by B to do the same piece of work.

pipeline-1112216
up_police intermediate

A and B together complete a piece of work in x days by doing 9 hours/day. A alone can complete it in 10 days by doing 4.5 hr/day and B alone can complete it in 5 days by doing it 6 hr/day. Find the value of x.

pipeline-714003
rpf intermediate

A can complete a work in 10 days, B in 12 days, and C in 15 days. All of them began the work together, but A had to leave the work after 2 days of the start and B left 3 days before the completion of the work. In how many days was the work completed?

pipeline-1036270
rpf intermediate

P and Q can complete a work in 9 days and 15 days, respectively. If they work together for three days, then in how many days will the remaining work be completed by Q alone?

pipeline-1109227
up_police intermediate

Find the time in which C will complete the work alone, if D alone can complete the work in 20 days.

pipeline-1036264
rpf intermediate

A can do a piece of work in 20 days and B can do the same work in 40 days. They start working alternatively and B starts first. In how many days the work will be completed?

pipeline-703527
rpf intermediate

A, B and C who can complete a piece of work in 12 days, 16 days and 12 days respectively come together to complete a work. A leaves 3 days before the work completes whereas B leaves 2 days before the work completes. What is the time taken to complete the work?

pipeline-703528
rpf intermediate

A can do 10% of a piece of work in one day and B can do 20% of the same work in one day. In how many days will they together complete the work?

pipeline-703651
rpf intermediate

A alone can complete a work in 20/3 days. A and B together can complete it in 5 days. How long will B alone take to complete the work?

pipeline-703633
rpf intermediate

A can finish a task in x days while B can complete the same task in (x + 5) days. If they are working together, they can finish the same task in 6 days. The value of x is?

pipeline-1036069
rpf intermediate

A can do a piece of work in 30 days. He worked on it for 6 days and then B finished the work in 12 days. How long will they together take to complete the work?

pipeline-726048
rpf intermediate

A and B can do a piece of work in 8 days and B alone can do the same work in 16 days. In how many days can A alone do the same work?

pipeline-693691
rpf intermediate

A and B can complete a work in 27 days, B and C can complete the same work in 36 days, C and A can complete it in 18 days. In how many days can A alone complete the whole work alone?

pipeline-1289230
banking intermediate

A completes a work in 15 days and B completes the same work in 33.3% of the time taken by A. If they work together then, find the time taken by them to finish the work.

pipeline-1272383
banking intermediate

A and B can do a piece of work in 12 days, B and C in 15 days, C and A in 20 days. How long do they take to complete 3/4 of the total work?

pipeline-1270369
banking intermediate

A is 2.5 times as good a workman as B and A is able to finish the work in 50 days less than B. Find the time in which they can complete the work together.

pipeline-1269164
banking intermediate

Avi, Bhumi, and Chirag are working on a project. Avi and Bhomi took 1 year, Bhumi and Chirag took 8 months, and Chirag and Avi took 1.5 years to complete the project.

I. The project will be completed by all three in 7.57 months.

II. 50% of the project will be completed by Avi and Chirag in 9 months.

III. If Bhumi's friend Vinay, who has an efficiency of 25/2 units, comes to help Bhumi, then 75% of the project will be completed in 3 months.

pipeline-1256761
banking intermediate

If B, C and D can complete the work in Z days, then find the value of X - Z.

pipeline-1244234
banking intermediate

Each of them works in a shift of 4 hours on a usual day, but due to some reasons, each of them decides to work on a separate day one by one in the alphabetical order of their names. Moreover, A and B work less i.e. only for 2 hours on their respective days due to persistent illness. In how many days the work would be completed in this condition? 

(Note: A Day will be counted as a whole if any of them works, irrespective of the hours the work is done)

pipeline-1244235
banking intermediate

Time taken to complete a work by A alone is 100% more than the time taken by both A and B to complete the work. B is thrice as efficient as C. B and C together take 12 days to complete the same work. How many days A will take to complete the work alone?

pipeline-1256843
banking intermediate

A can complete a piece of work in 15 days. A and B together can complete the same work in 10 days. Find the time in which B alone could complete the work. 

pipeline-1244414
banking intermediate

A and B together can complete a particular task in 4 days. If A alone can complete the same task in 12 days. How many days will B take to complete the task if he works alone?

pipeline-1244508
banking intermediate

Find the efficiency of D.

pipeline-1263813
banking intermediate

If two more people joined Ramesh on the first day of the work, and each of them alone can complete the work in 200 days. All other scenarios remaining the same, how much time it would take to complete the work? (approx)

pipeline-1264375
banking intermediate

Kriti can do a piece of work in 18 days, Aliya can do it in 24 days. With the help of Anaya, they finish the work in 9 days. In how many days Anaya alone can do the whole work?

pipeline-1259716
banking intermediate

If another person E joins the work and can complete the whole work in 5 hours. Find the efficiency of E.

pipeline-1263816
banking intermediate

If the efficiency of C is 50% less than that of A, then how many days do B and C take to complete the work after A and B complete 5/16 of the work?

pipeline-1263812
banking intermediate

In how many days, work will be completed?

pipeline-1264371
banking intermediate

If Ramesh have to leave after first 8 days, how much more time it would take to complete the work compared to the original scenario?

pipeline-1264374
banking intermediate

Find the time taken by A, B, C, and D to complete the work one by one.

pipeline-1263814
banking intermediate

If work is completed by A, B, C, and D but in a specified manner. In the first hour, A starts work in the second hour A + B, in the third hour A + B + C, and in the fourth hour, A + B + C + D completes the work, then in how much time will the work be finished.

pipeline-1263815
banking intermediate

A can do a piece of work in 90 days and B can do it in 120 days. They work together for 20 days. Then A leaves and B continues the work. 10 days after that, C joins the work, and the work is completed in 38 more days. In how many days C can do it alone?

pipeline-1244126
banking intermediate

26 workers of same efficiency complete a work in 18 days. They started the work together but after some days, 12 workers left the work. Remaining work is completed by remaining workers in 13 days. After how many days 12 workers left the work?

pipeline-1065893
banking intermediate

Bhuvan and Harsh together can do a piece of work in 4 days and Bhuvan alone can do that work in 8 days. Harsh alone can do the same work in how many days?

pipeline-1065916
banking intermediate

Two persons A and B together can finish a work in 10 days while persons A and C together can finish that work in (60/7) days. The work will be finished in 6(2/3) days when all the three persons works together. What is the time taken by persons B and C together to finish the work?

pipeline-1046022
banking intermediate

If Akhil and Bhavesh work together, they can complete a job in 32 days. If Akhil works alone, he can complete the job in 48 days. Both of them worked together for 8 days and then Akhil left. How long will Bhavesh take to complete the remaining work?

pipeline-1055837
banking intermediate

Ram and Sourav have started working on a project together. Ram can alone complete the work in 15 days while Sourav can complete the work alone in 20 days. After 4 days of work, Sourav took a break of 3 days while Ram continued to work. In how many days, the project will be completed? (approx.)

pipeline-1044362
banking intermediate

Jordan can finish a piece of work in 12 days while It take only 10 days for Tony to finish the same work. In how many days will they together finish the work?

pipeline-1041958
banking intermediate

A can complete a work in 14 days, B can complete it in 16 days in how many days can both complete 3/4 of the work?

pipeline-1038494
banking intermediate

A is thrice as good as B and therefore is able to finish a job in 50 days less than B. Working together, they can do it in:

pipeline-1041943
banking intermediate

A can complete a piece of work in 15 days. A and B together can complete the same work in 10 days. Find the time in which B alone could complete the work. 

pipeline-1036990
banking intermediate

Two workers A and B working together completed a job in 4 days. If A worked twice as efficiently as he actually did and B worked 1/3 as efficiently as he actually did, the work would have been completed in 3 days. B alone could complete the work in:

pipeline-1035698
banking intermediate

A can do a piece of work in 30 days. He works on it for 6 days and then B finished the work in 12 days. How long will they together take to complete the work?

pipeline-1030188
banking intermediate

The ratio of the efficiency of A, B, and C is 2 : 3 : 5 respectively and C alone can complete the work in 12 days. If A and C started the work and after 5 days, B also joined them, then in how many days A, B and C together to complete the remaining work?

pipeline-1318990
defence intermediate

A can do a piece of work in 64 days. If B is 13.33% more efficient than A, then what is the number of days required by A and B together to do the same piece of work?

pipeline-1318985
defence intermediate

A & B together can do the work in x minutes. A alone takes (8 + x) minutes to do the work & B alone takes (32 + x) minutes to do the work. A & B together do the work for 10 minutes. C alone does the remaining work in \(4\frac{1}{2}\) minutes. A, B & C together will do 7/20 th part of the work in?

pipeline-1310540
defence intermediate

In how many days 6 men, 5 women and 2 children can complete the work working together?

Statement I: The ratio of efficiency of man to woman is 3 : 2.

Statement II: 6 Men and 2 children together can complete 1/4th of the work in 12 days while 6 women and 4 children together can complete 2/3rd of the work in 40 days.

pipeline-1305380
defence intermediate

In how many days the project can be completed?

Statement I: Rahul works on every alternate day, Vimal works every third day and Shyam works for two days and then rests for 2 days. The ratio of efficiency of Rahul, Vimal and Shyam is 5 : 4 : 5.

Statement II: All three of them started the work together on day 1.

pipeline-1310565
defence intermediate

A and B together can do a piece of work in 12 days. While B and C can do the same work in 16 days, A work 5 days, B work 7 days and remaining work finish by C in 13 days. How much time will A take to complete the 60% of the work with 40% of his efficiency.

pipeline-1305373
defence intermediate

Find the number of days C will take to finish the job on his own.

Statement I: A alone takes 7 days to finish the job.

Statement II:  A and B together take 56/15 days to complete the job.

Statement III:  B and C together take 40/13 days to complete the job.

pipeline-1301869
defence intermediate
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