Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 360 cubic feet. The cost of wall paint is $0.054 per Square foot and the cost of ceiling paint is $0.18 per square foot. Let x, y, and z be the length, width, And height of a rectangular room respectively. Identify the room dimensions that result in a minimum
Cost for the paint and use these dimensions to find the minimum cost for the paint. Round your Answer to the nearest cent.
A) $54.00
B) $8.64
C) $7.00
D) $19.44
E) $21.60
Correct Answer:
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