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A can finish a job in 12 hours, while B can finish it in 18 hours. If they work together for 6 hours, how much of the job is left?

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

What is the sum of the roots of the quadratic equation x² - 5x + 6 = 0?

A. 5
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If a train travels at a speed of 90 km/h, how far will it travel in 2.5 hours?

B. 225 KM
Posted in:  Time, Distance and Speed -  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

A can complete a work in 12 days, while B can complete the same work in 18 days. How many days will they take to complete the work together?

A. 7 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics