A) 8 days
B) 5 days
C) 10 days
D) None of these
Related MCQs:
- 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 until the completion of the work. How long did the work last?
- Twelve children take sixteen days to complete a work which can be completed by 8 adults in 12 days. After working for 3 days, sixteen adults left and six adults and four children joined them. How many days will it take to complete the remaining work?
- Twelve men take 6 hours to finish a piece of work. After the 12 men have worked for 1 hour, the contractor decides to call in 8 more men. How many more hours would 20 men take to complete the remaining work?
- If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?