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If a train travels at a speed of 90 km/h, how far will it travel in 2.5 hours?

B. 225 KM
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

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

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

What are the roots of the quadratic equation x² - 4x + 4 = 0?

A. 2, 2
Posted in:  Quadratic Equations -  Algebra -  Mathematics

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

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

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

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