In the relationship between the manipulated variable and the responding variable is an inverse proportion. What will a line graph of this relationship look like?

A. Straight line

B. Curved Line

C. Jagged line

D. None of the above

The answer is a curved line.

In mathematics, two variables are proportional if a change in one is always accompanied by a change in the other, and if the changes are always related by use of a constant multiplier. The constant is called the coefficient of proportionality or proportionality constant.