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A can do a work in 16 days, B can do the same work in 24 days, and C can do it in 32 days. If they all work together, how long will it take to complete the work?

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

Which of the following represents the graphical solution of the system of equations: y = 2x + 1 and y = -x + 4?

A. TWO LINES INTERSECTING AT ONE POINT
Posted in:  Linear Equations -  Algebra -  Mathematics

A cyclist covers a distance of 45 km at a speed of 15 km/h. How long does the journey take?

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

Solve the quadratic equation 2x² - 4x - 6 = 0. What are the roots?

A. 3 AND -1
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 many days will they take to complete the work together?

A. 6 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics