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Time & Work
Time, Distance and Speed

A and B can do a piece of work in 15 days and 20 days respectively. If they work together, how long will they take to finish the work?

B. 10 DAYS
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A can finish a work in 24 days, while B can finish it in 36 days. If they work together for 8 days, how much work is left?

B. 1/3
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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?

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

C can finish a work in 20 days, while D can finish the same work in 30 days. If they work together for 10 days, how much of the work is left?

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

A, B, and C can complete a work in 10, 15, and 30 days respectively. If they work together for 5 days, how much work is left?

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