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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 the car leaves 30 minutes before the truck, how far from the starting point will they meet?

B. 80 KM
Posted in:  Linear Equations -  Algebra -  Mathematics

What is the graphical representation of the equations x + y = 5 and x - y = 1?

A. TWO INTERSECTING LINES
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If 5x - 2y = 1 is to 10x - 4y = 2, then 3x + y = 9 is to what?

B. 9X + 3Y = 27
Posted in:  Linear Equations -  Analogy -  Verbal Reasoning

What is the graphical representation of the equations y = 2x + 1 and y = -x + 3?

A. THEY INTERSECT AT ONE POINT.
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If 2x + 3y = 12 corresponds to 4x + 6y = 24, then which of the following corresponds to 3x + 4y = 18?

A. 6X + 8Y = 36
Posted in:  Linear Equations -  Analogy -  Verbal Reasoning