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Time, Distance and Speed

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

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

A can do a work in 15 days, B can do it in 10 days. If they work together for 5 days, how much work is left?

C. 1/2
Posted in:  Time & Work -  Aptitude -  Mathematics

Two cars start from the same point and travel in opposite directions. Car A travels at 70 km/h and Car B at 50 km/h. How far apart will they be after 2 hours?

A. 240 KM
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If a train travels at a speed of 90 km/h, how far will it travel in 3 hours?

C. 270 KM
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If a person walks at a speed of 4 km/h, how long will it take to walk 16 km?

C. 4 HOURS
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics