A rectangular box is to have a square base and a volume of 20 
. The material for the base costs 
, the material for the sides costs 
, and the material for the top costs 
. Letting x denote the length of one side of the base, find a function in the variable x giving the cost of constructing the box. 
Definitions:
Government
An organized system that establishes rules and regulations, provides services, and enforces laws for a society or community.
Price Elasticity
Measures how the quantity demanded of a good changes in response to a change in the price of that good.
Coffee Sales
The volume or quantity of coffee sold within a given period.
Total Revenue
The complete amount of income generated by the sale of goods or services before any costs or expenses are subtracted.
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