Time and Work in Aptitude MCQ Quiz (Multiple Choice Questions And Answers)
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16. A can do a piece of work in 12 days. When he had worked for 2 days B joins him. If the complete work was finished in 8 days. In how many days B alone can finish the work?
- 18
- 12
- 9
- 10
17. A and B together can do a work in 6 days. If A alone can do it in 15 days. In how many days can B alone do it?
- 10
- 5
- 20
- 15
18. A can do a piece of work in 15 days and B in 20 days. They began the work together but 5 days before the completion of the work, A leaves. The work was completed in?
- 11
- 12
- 15
- 11 3/7 days
19. A, B and C can do a piece of work in 24, 30 and 40 days respectively. They start the work together but C leaves 4 days before the completion of the work. In how many days is the work done?
- 22 days
- 5 days
- 15 days
- 11 days
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