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Time & Work
Time, Distance and Speed

A and B can complete a work in 20 days. If A works alone for 5 days and then B joins him, how many more days will they take to finish the work?

A. 10 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

Two workers can complete a job in 30 days. If one worker is twice as efficient as the other, how many days will it take for them to complete the job together?

C. 15 DAYS
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If a work can be done by 4 men in 30 days, how many men are required to complete the same work in 15 days?

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

If A can do a piece of work in 20 days and B can do it in 30 days, how much work will they complete together in 10 days?

A. 1/2 OF THE WORK
Posted in:  Time & Work -  Aptitude -  Mathematics

If a person walks at a speed of 5 km/h, how long will it take to walk 25 km?

C. 5 HOURS
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics