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Time, Distance and Speed

If a person walks at a speed of 4 km/h, how long will it take to walk 10 km?

A. 2.5 HOURS
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If A can do a piece of work in 15 days and B can do the same work in 10 days, how much time will they take to complete the work together?

B. 7.5 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If 3 men can complete a piece of work in 12 days, how many days will it take for 6 men to complete the same work?

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

If 5 men can complete a work in 20 days, how many men are required to complete the same work in 10 days?

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

A can do a piece of work in 12 days, B can do the same work in 15 days. If they work together for 3 days, how much of the work is left?

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