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What is the sum of the roots of the quadratic equation x^2 - 5x + 6 = 0?

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

A cyclist covers a distance of 45 km in 1.5 hours. What is the cyclist's speed?

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

A vehicle travels 150 km in 3 hours and then 100 km in 2 hours. What is the average speed for the entire journey?

B. 40 KM/H
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If one root of the quadratic equation x² - 3x + k = 0 is double the other, what is the value of k?

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