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Time & Work
Time, Distance and Speed

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

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

A car travels 150 kilometers in 2 hours. What is its average speed?

B. 75 KM/H
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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
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If a pipe can fill a tank in 6 hours and another pipe can empty it in 8 hours, how long will it take to fill the tank if both pipes are opened together?

A. 12 HOURS
Posted in:  Time & Work -  Aptitude -  Mathematics

A person walks at a speed of 4 km/h. How long will it take to walk 10 km?

B. 2 HOURS
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics