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A person walks at a speed of 5 km/h for 30 minutes and then runs at 10 km/h for 1 hour. What is the total distance covered?

B. 12.5 KM
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If the quadratic equation 3x² - 12x + k = 0 has roots that differ by 2, what is the value of k?

A. 18
Posted in:  Quadratic Equations -  Algebra -  Mathematics

Which of the following pairs of equations represents parallel lines?

A. 2X + Y = 4 AND 4X + 2Y = 8
Posted in:  Linear Equations -  Algebra -  Mathematics

What is the L.C.M. of the polynomials x^2 - 1 and x^2 - 4?

A. (X - 1)(X + 1)(X - 2)(X + 2)
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

What is the graphical representation of the equation y = 2x + 3?

C. A LINE WITH A SLOPE OF 2 AND Y-INTERCEPT OF 3
Posted in:  Linear Equations -  Algebra -  Mathematics