Time and Work problems
- 1. P and Q can complete a task in 50 and 20 days respectively. In how many days can they complete 70% of the task if they work together?
Options- A. 20 days
- B. 20 days
- C. 40 days
- D. 10 days Also asked in: Bank Exams
Correct Answer: 10 days
- 2. A can do a work in 36 days and B in 12 days. If they work on it together for 3 days, then what fraction of work is left?
Options- A. 2/3
- B. 1/3
- C. 1/4
- D. 1/5 Also asked in: Bank Exams
Correct Answer: 2/3
- 3. Pankaj has done 1/2 of a job in 12 days, Sainath completes the rest of the job in 6 days. In how many days can they together do the job?
Options- A. 4 days
- B. 12 days
- C. 8 days
- D. 16 days Also asked in: Bank Exams
Correct Answer: 8 days
- 4. 8 men can complete a work in 16 days. 16 women can complete the same work in 24 days. In how many days can 4 men and 8 women complete the same work?
Options- A. A)
- B. B)
- C. C)
- D. D) Also asked in: Bank Exams
Correct Answer:
- 5. A and B can do a piece of work in 24 and 30 daysrespectively. Both started the work and worked for 6 days.Then B leaves the work and C joins and the remaining workis completed by A and C together in 11 days. Find the days in which C alone can do the work
Options- A. 80
- B. 100
- C. 120
- D. 130 Also asked in: Bank Exams
Correct Answer: 120
Explanation:
(1/24 + 1/30) x 6 + (1/24 + 1/C) x 11 = 1
- 6. Ehsaan is twice as good a worker as Kamal and together they finish a piece of work in 29 days. In how many days will Kamal, working alone, finish the work?
Options- A. 58
- B. 70
- C. 87
- D. 116 Also asked in: Bank Exams
Correct Answer: 87
- 7. A can do 1/2 of a piece of work in 8 days while B can do1/3of the same work in 8 days. In how many days can both do it together?
Options- A. 9.6 days
- B. 10.5 days
- C. 11.2 days
- D. 16 days Also asked in: Bank Exams
Correct Answer: 9.6 days
Explanation:
A completed their work in 8 X 2 = 16 days
B completed their work in 8 X 3 = 24 days
A and B one day work1/16 + 1/245/48
A and B completed their work in 48/5 days = 9.6 days
- 8. Painter A can paint a house in 40 days and Painter B can do it in 60 days. With help of C, they did the job in 20 days only. Then, C alone can do the job in
Options- A. 120 days
- B. 100 days
- C. 90 days
- D. 80 days Also asked in: Bank Exams
Correct Answer: 120 days
- 9. Rohan and Mohit together can build a wall in 8 days. Mohit and Vikas build the same wall in 10 days and Vikas and Rohan can build the same wall in 12days. In how many days can all the three complete the same wall while working together?
Options- A. 240/37
- B. 120/37
- C. 150/37
- D. 180/37 Also asked in: Bank Exams
Correct Answer: 240/37
- 10. X can complete a task in 8 days, whereas Y can complete the same task in 10 days. If they work together, in how many days will the task be completed?
Options- A. 40/9
- B. 9/40
- C. 44/9
- D. 9/44 Also asked in: Bank Exams
Correct Answer: 40/9
More in Aptitude:
Programming
Copyright ©CuriousTab. All rights reserved.