A Building in the Shape of a Rectangular Box Is

question 149

Multiple Choice

A building in the shape of a rectangular box is to have a volume of (see the figure) .It is estimated that the annual heating and cooling costs will be $2/square foot for the top, $7/square foot for the front and back, and $6/square foot for the sides.Find the dimensions of the building that will result in a minimal annual heating and cooling cost.What is the minimal annual heating and cooling cost(C) ?

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Definitions:

Value Judgments

Assessments or opinions based on personal values, ethics, or tastes, rather than objective data.

Positive Economic Statement

An objective statement that can be tested or validated and is based on factual information.

Budget Line

A diagram that represents all possible pairs of two commodities that can be acquired with a given budget and product prices.

Incomes

The money received by individuals or groups for work, from investments, or from transfers like pensions or gifts.