Arithmetic Aptitude :: Time and Work
- A and B can do a piece of work in 7 days. With the help of C they finish the work in 5 days. C alone can do that piece of work in?
- Ravi can do a piece of work in 30 days while Prakash can do it in 40 days. In how many days will they finish it together?
- Anil can do a work in 15 days while Sunil can do it in 25 days. How long will they take if both work together?
- A can do a job in 18 days and B can do it in 30 days. A and B working together will finish twice the amount of work in ------- days?
- A can do a piece of work in 10 days and B can do it in 15 days and C can do it 20 days. They started the work together and A leaves after 2 days and B leaves after 4 days from the beginning. How long will work lost?
- 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?
- 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?
- 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?
- 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?
- A is thrice as efficient as B and is, therefore, able to finish a piece of work 10 days earlier than B. In how many days A and B will finish it together?