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If the lines represented by the equations 3x - 2y = 4 and 6x - 4y = 8 are graphed, what can be concluded about their relationship?

C. THEY COINCIDE.
Posted in:  Linear Equations -  Algebra -  Mathematics

A practical problem states that a car travels 60 km/h and a truck travels 40 km/h. If they start from the same point and travel in opposite directions, how far apart will they be after 2 hours?

B. 120 KM
Posted in:  Linear Equations -  Algebra -  Mathematics

Solve the following system of equations using substitution: y = 2x + 3 and 3x + 2y = 12. What is the value of x?

B. 2
Posted in:  Linear Equations -  Algebra -  Mathematics

Which of the following pairs of equations represents a system that has no solution?

D. X + Y = 2 AND X + Y = 4
Posted in:  Linear Equations -  Algebra -  Mathematics

Two cars start from the same point and travel in opposite directions. Car A travels at 70 km/h and Car B at 50 km/h. How far apart will they be after 2 hours?

A. 240 KM
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics