Question 114642
goldi's pizza place is known throughout the city. the small pizza has a 6-inch radius and sells for $9.75. the medium pizza sells for $12.00 and has an 8-inch radius. the large pizza has a 20-inch radius and sells for $16.50. what size has the most pizza edge per dollar?. and what is the circumference of that pizza?
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Small pizza DATA:
Circumference = 12(pi) in
Cost per dollar = 9.75/12pi = 0.2586267... dollars
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Medium pizza DATA:
Circum = 16pi in
Cost per dollar = 12.00/16pi = 0.238732... dollars
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Large pizza DATA:
Circum = 40pi in
Cost per dollar = 16.50/40pi = 0.1313... dollars
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Small pizza has the most edge per dollar.
That circumference is 12pi inches
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Cheers,
Stan H.