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If the roots of the quadratic equation ax^2 + bx + c = 0 are p and q, what is the relationship between the roots and coefficients?

A. P + Q = -B/A AND PQ = C/A
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If A can do a piece of work in 15 days and B can do the same work in 10 days, how long will it take for both A and B to complete the work together?

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

If three workers can complete a job in 12 days, how many days will it take for 6 workers to complete the same job?

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

If A can do a piece of work in 12 days and B can do it in 18 days, how long will it take for both A and B to complete the work together?

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

A cyclist covers a distance of 120 kilometers in 4 hours. What is the speed of the cyclist in km/h?

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