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

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

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

B. K ? 4
Posted in:  Quadratic Equations -  Algebra -  Mathematics

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

A. -1
Posted in:  Quadratic Equations -  Algebra -  Mathematics

If a car travels 240 km in 3 hours, what is the speed of the car in m/s?

B. 25 M/S
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

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

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