A and B can complete a work in 20 days and 30 days respectively. If they work together for 10 days, how much of the work is left?

A. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics

A can complete a task in 24 hours, B can complete it in 18 hours. If they work together for 6 hours, how much of the task is completed?

B. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics

A can complete a work in 12 days, while B can complete the same work in 18 days. How long will they take to complete the work together?

C. 8 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If A can do a piece of work in 12 days and B can do it in 18 days, how long will it take for both A and B to complete the work together?

A. 7.2 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A and B can complete a work in 12 days and 16 days respectively. If they work together for 4 days, how much work is left?

A. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics