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A person walks at a speed of 4 km/h for 1.5 hours and then runs at 8 km/h for 1 hour. What is the total distance covered?

B. 12 KM
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

What is the solution to the system of equations: 2x + 3y = 6 and 4x - y = 5?

A. (1, 2)
Posted in:  Linear Equations -  Algebra -  Mathematics

Which of the following pairs of equations has no solution?

D. 3X - Y = 7 AND 3X - Y = 5
Posted in:  Linear Equations -  Algebra -  Mathematics

If A can complete a work in 20 days and B can complete it in 30 days, how long will it take for A to finish the work alone after working with B for 5 days?

B. 10 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A can do a work in 24 days, B in 36 days, and C in 48 days. If they all work together for 2 days, how much of the work is left?

B. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics