Discussion
Home ‣ Aptitude ‣ Time and Work Comments
- Question
Working together A, B and C can complete a task in 12 days. A and B can do the task in 55 days and 66 days respectively if they worked alone. In how many days can C do the task if he worked alone?
Options- A. 22
- B. 44
- C. 20
- D. 40
- Correct Answer
- 20
- 1. If A had worked alone he would have taken 63 hours to do the task. What is B's share, if A and B work together on a task finishing it in 36 hours and they get paid Rs 5,950 for it?
Options- A. 3400
- B. 3600
- C. 2550
- D. 2750 Discuss
- 2. Working alone A can do the task in 27 hours and B can do it in 54 hours. Find C's share (in Rs) if A, B and C get paid Rs 4,320 for completing a task in 12 hours on which they worked together.
Options- A. 1440
- B. 960
- C. 1920
- D. 1280 Discuss
- 3. A, B and C can together do a job in 9 days. C alone can do the job in 36 days. In how many days can A and B do 50% of the job working together?
Options- A. 6
- B. 12
- C. 9
- D. 15 Discuss
- 4. A can paint a house in 55 days and B can do it in 66 days. Along with C, they did the job in 12 days only. Then, C alone can do the job in how many days?
Options- A. 24
- B. 44
- C. 33
- D. 20 Discuss
- 5. A can do a work in 21 days and B in 42 days. If they work on it together for 7 days, then what fraction of work is left?
Options- A. 1/3
- B. 1/4
- C. 2/3
- D. 1/2 Discuss
- 6. A is thrice as productive as C. Together they can complete a job in 22.5 days. If B joins them after they have worked for 15 days then in how many days can they finish the rest of the job if B alone can do the job in 15 days?
Options- A. 6
- B. 3
- C. 9
- D. 2 Discuss
- 7. A can do a work in 16 days and B in 20 days. If they work on it together for 8 days, then what fraction of work is left?
Options- A. 1/3
- B. 1/6
- C. 2/9
- D. 1/10 Discuss
- 8. A can paint a house in 45 days and B can do it in 15 days. Along with C, they did the job in 5 days only. Then, C alone can do the job in how many days?
Options- A. 12
- B. 9
- C. 15
- D. 8 Discuss
- 9. Manjeet can do a work in 18 hours. If he is joined by Jaya who is 100% more efficient, in what time will they together finish the work?
Options- A. 6 hours
- B. 3 hours
- C. 12 hours
- D. 24 hours Discuss
- 10. Some carpenters promised to do a job in 15 days but 3 of them were absent and remaining did the job in 20 days. What was the original number of carpenters?
Options- A. 10
- B. 15
- C. 12
- D. 14 Discuss
Time and Work problems
Search Results
Correct Answer: 2550
Correct Answer: 1440
Correct Answer: 6
Correct Answer: 20
Correct Answer: 1/2
Correct Answer: 3
Correct Answer: 1/10
Correct Answer: 9
Correct Answer: 6 hours
Correct Answer: 12
Comments
There are no comments.More in Aptitude:
Programming
Copyright ©CuriousTab. All rights reserved.