SOLUTION: A 10" pepperoni pizza serves 4 people and costs $4.50 and a 13" pepperoni pizza serves 6 people and costs $7.50. There are 12 people coming to your pizza party and you plan to serv
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Question 179220: A 10" pepperoni pizza serves 4 people and costs $4.50 and a 13" pepperoni pizza serves 6 people and costs $7.50. There are 12 people coming to your pizza party and you plan to serve each guest 2 pieces of pizza without spending any more money than you have to. Answer the following question - I will order (how many)_______ (size)_______ pizzas because________________________________
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
The 10" pizza costs $1.13 per person (
), the 13" pizza costs $1.25 per person (
), so to minimize your cost, you serve the smaller pizzas. Of course, any of your guests who are mathematicians will recognize you as a cheapskate because the portions of the smaller pizza are about 2.5 square inches smaller than the portions of the larger pizza.
==================================
As long as we are talking about pizzas, I might as well share the Great Pizza Theorem.
We all know that the volume of a right circular cylinder is given by 
where r is the radius of the base and h is the height.
Hence, the volume of a pizza with radius z and thickness a would be 
.
But 
. Therefore, the volume of pizza is pizza!
John
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