107. Knoxville Manufacturing Company produces X and Y with contribution margins per unit of $10 and $90,respectively. Only 200 labor hours and 400 machine hours are available for production.Time requirements to produce one unit of X and Y are as follows:ProductXProductYLabor hours per unit12Machine hours per unit51What is the objective function to maximize profits for Knoxville Manufacturing Company?
a. Minimize 10X + 90Yb. Maximize 10X + 90Yc. Maximize 1X + 2Yd. Minimize 1X + 2YANSWER: b108. The following information is available for Woodside Furniture Company, which sells two products:ChairXChairYProcessing time4 hours6 hoursMetal used30 sq. ft.18 sq. ft.Selling price$200.00$100.00Variable cost$150.00$60.00Fixed cost$30.00$30.00There are 200 hours available in the plant and 200 square feet of metal available per operating period.The constraint equation representing processing time available isa. 4X + 6Y ≤ 200.b. 4X + 6Y ≥ 200.c. 30X + 18Y ≤ 200.d. 4X + 6Y ≤ 400.ANSWER: a

109. The following information is available for Woodside Furniture Company, which sells two products:ChairXChairYProcessing time4 hours6 hoursMetal used30 sq. ft.18 sq. ft.Selling price$200.00$100.00Variable cost$150.00$60.00Fixed cost$30.00$30.00There are 200 hours available in the plant and 200 square feet of metal available per operating period.What is the objective function for maximizing sales?
Figure 20 - 5The Golden Wheels Trailer Company recorded the following information for two of their trailers:There are 100 hours available in the plant and 75 square feet of vinyl available per operating period.
110. Refer to Figure 20-5. What is the objective function for maximizing profits?
TrailerATrailerBProcessing time3 hours5 hoursVinyl cover used17 sq. ft.13 sq. ft.Selling price$60.00$90.00Variable cost$45.00$60.00Fixed cost$20.00
$30.00

111. Refer to Figure 20-5. The constraint equation representing the materials available for the production processes is
112. Refer to Figure 20-5. Which of the following statements is INCORRECT?
a. The materials constraint favors Trailer B over Trailer A.b. The time constraint favors Trailer A over Trailer B.c. The objective function favors Trailer B over Trailer A.d. The material constraint favors Trailer A over Trailer B.ANSWER: d