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

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

What is the product of the roots of the quadratic equation 2x² - 8x + 6 = 0?

A. 3
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If 3 men can complete a work in 12 days, how many days will it take for 6 men to complete the same work?

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

A and B can complete a work in 15 days and 20 days respectively. If they work together for 5 days, how much work is left?

A. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics

What is the H.C.F. of the polynomials 2x^2 + 4x and 4x^2 + 8x?

A. 2X