Each shape is 1 whole what fraction greater than 1 names the parts that are shaded?

A50% increase followed by 33 1/2% decrease

Determine the solution for mc001-1.jpeg

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.