At Joe's Pizza a 16 inch diameter pizza and a 12-inch-diameter pizza cost the same per square inch of top surface area. If the cost of a large pizza is 9.60, what is the cost, in dollars, of the smaller pizza?
The area of large pizza is 64pi
Area of small is 36pi
ratio- 64:36 or 16:9
9.60/16=0.6
0.6*9=5.4
The small should be $5.40