Hitting Enter now calculates volume and surface area at the same time. The formulas used to derive the calculations have been added to the windows. URL in 'About the Author' now links to default browser. Now uses a more accurate value for Pi and Calculation for Area of Circle Corrected. It was developed with a special focus on the requirements of education, science, engineering and business.
Students use hints to find what fraction of a pizza was eaten by each of five party-goers.
Bill ate twice as much pizza as Judy.