If A can do a piece of work in 20 days and B can do it in 30 days, how long will it take for both A and B to complete the work together?

B. 15 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A can do a work in 15 days, B can do it in 20 days, and C can do it in 30 days. If they work together, how long will it take to complete the work?

A. 6 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If 3 men can complete a work in 15 days, how many days will it take for 5 men to complete the same work?

A. 9 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 much time will they take to complete the work together?

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

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