Arithmetic Aptitude :: Time and Work
- Worker A completes a task in 8 days, and worker B completes the same task in 10 days. If both A and B work together, in how many days they will complete the task?
- Vikas and Mohan working together can complete a work in 6 days. If Vikas alone completes the same work in 10 days, in how many days Mohan alone can complete the same work?
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A can do a work in 10 days and B can do the same work in 15 days. If they start working together but stop working after four days, find the fraction of the work that is left.
- Peter is twice as good as workman as Tom. When they work together they can finish a task in 16 days. If Tom works alone, in many days he will complete the task?
- A can do a job in 12 days and B can do the same job in 10 days. With the help of C they can do the same job in 4 days. In how many days C alone can do this job?
- A, B, C can do a job in 10, 20 and 40 days respectively. In how many days A can complete the job if he is assisted by B and C on every third day?
- If 5 men can colour 50-meter long cloth in 5 days, in many days 4 men can color a 40-meter long cloth?
- If 4 men can finish 4 times of a work in 4 days, in how many days 6 men can finish the 6 times of same work ?
- A can do a piece of work in 10 days. B is 50% more efficient than A. In how many days B alone can do the same job?
- A can do a job in 30 days. B alone can do the same job in 20 days. If A starts the work and joined by B after 10 days, in how many days the job will be done?