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Suppose a Home Improvement Contractor Is Painting the Walls and Ceiling

Question 144

Multiple Choice

Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 911.25 cubic feet. The cost of wall paint is $0.08 per square foot and the cost of ceiling paint is $0.19 per square foot. Let x, y, and z be the length, width, and height of a rectangular room respectively. Find the room dimensions that result in a minimum cost for the paint. Round your answers to two decimal places.


A) Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 911.25 cubic feet. The cost of wall paint is $0.08 per square foot and the cost of ceiling paint is $0.19 per square foot. Let x, y, and z be the length, width, and height of a rectangular room respectively. Find the room dimensions that result in a minimum cost for the paint. Round your answers to two decimal places. A) B) C) D) E)
B) Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 911.25 cubic feet. The cost of wall paint is $0.08 per square foot and the cost of ceiling paint is $0.19 per square foot. Let x, y, and z be the length, width, and height of a rectangular room respectively. Find the room dimensions that result in a minimum cost for the paint. Round your answers to two decimal places. A) B) C) D) E)
C) Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 911.25 cubic feet. The cost of wall paint is $0.08 per square foot and the cost of ceiling paint is $0.19 per square foot. Let x, y, and z be the length, width, and height of a rectangular room respectively. Find the room dimensions that result in a minimum cost for the paint. Round your answers to two decimal places. A) B) C) D) E)
D) Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 911.25 cubic feet. The cost of wall paint is $0.08 per square foot and the cost of ceiling paint is $0.19 per square foot. Let x, y, and z be the length, width, and height of a rectangular room respectively. Find the room dimensions that result in a minimum cost for the paint. Round your answers to two decimal places. A) B) C) D) E)
E) Suppose a home improvement contractor is painting the walls and ceiling of a rectangular room. The volume of the room is 911.25 cubic feet. The cost of wall paint is $0.08 per square foot and the cost of ceiling paint is $0.19 per square foot. Let x, y, and z be the length, width, and height of a rectangular room respectively. Find the room dimensions that result in a minimum cost for the paint. Round your answers to two decimal places. A) B) C) D) E)

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