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Time & Work
Time, Distance and Speed

A and B can complete a work in 20 days. If A alone can complete the work in 30 days, how long will B take to complete the work alone?

C. 40 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A can complete a work in 10 days, while B can complete the same work in 15 days. How many days will they take to complete the work together?

B. 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 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 15 hours, B can complete it in 10 hours, and C can complete it in 6 hours. If all three work together, how long will it take to complete the task?

C. 3 HOURS
Posted in:  Time & Work -  Aptitude -  Mathematics