Posted by Alyson on Friday, December 11, 2009 at 8:06pm.
What is the percentage increase in size when ordering a 14 inch rather than a 12 inch pizza?

physical science  drwls, Friday, December 11, 2009 at 8:52pm
(14^212^2)/12^2 = 52/144 = 13/36, converted to percent.
I squared the diameters because it is the area, not the diamter, that determimes the "size" (amount of food).
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