If the quantity of the variable on the y-axis increases by 10 when the quantity of the variable on the x-axis decreases by 2,then the slope of the curve equals
A) 2.
B) -10.
C) 10.
D) -5.
E) None of the above answers are correct.

Question

Quizplus · Accepted Answer

The slope of a curve is calculated as the change in the y-axis variable divided by the change in the x-axis variable. Here, the slope is 10 / -2 = -5.

If the Quantity of the Variable on the Y-Axis Increases