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

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

A can complete a work in 10 days, while B can complete the same work in 15 days. How long will it take for both A and B to complete the work together?

B. 8 DAYS
Posted in:  Time & Work -  Aptitude -  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

What is the remainder when the polynomial 2x^3 + 3x^2 - 5x + 7 is divided by x - 2?

A. 3
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

If A can do a work in 10 days and B can do the same work in 15 days, how long will it take for A to finish the work alone after B has worked for 3 days?

A. 5 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics