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Time, Distance and Speed

A cyclist covers a distance of 120 km in 4 hours. If he increases his speed by 10 km/h, how long will it take him to cover the same distance?

A. 3 HOURS
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

A cyclist covers a distance of 45 km in 1.5 hours. What is the cyclist's average speed?

B. 30 KM/H
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If a work can be done by A in 24 days and by B in 36 days, how many days will it take for both A and B to complete the work together?

B. 12 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If A can complete a work in 10 days and B can complete the same work in 15 days, how many days will they take to complete the work together?

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

If C can finish a work in 12 days and D can finish the same work in 18 days, how long will it take for both to finish the work together?

A. 7.2 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics