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Which of the following is a factor of the polynomial x^2 - 5x + 6?

A. X - 2
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

For the quadratic equation 2x² + 4x + k = 0 to have real roots, what must be the minimum value of k?

C. -8
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If a train travels at a speed of 90 km/h, how long will it take to cover a distance of 270 km?

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

If C can complete a work in 30 days and D can complete it in 45 days, how much time will they take to finish the work together?

A. 18 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If the roots of the quadratic equation x² + px + q = 0 are 3 and -2, what is the value of p?

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