Question 13.A Choose from the multiple choice. Any shown work is much appreciated.

Arwin Textile Mills produces two types of cotton clothdenim and corduroy. Corduroy is a heavier grade of cotton cloth and, as such, requires 7.5 pounds of raw cotton per yard, whereas denim requires 5 pounds of raw cotton per yard. A yard of corduroy requires 3.2 hours of processing time; a yard of denim requires 3.0 hours. Although the demand for denim is practically unlimited, the maximum demand for corduroy is 510 yards per month. The manufacturer has 6,500 pounds of cotton and 3,000 hours of processing time available each month. The manufacturer makes a profit of $2.25 per yard of denim and $3.10 per yard of corduroy. 13. Solve the linear programming model formulated in problem 11 for Irwin Mills using the computer. a. If Irwin Mills can obtain additional cotton or processing time, but not both, which should it select? How much? Explain your answer. Ch3, problem 13, part a: Select the best answer to the question that is presented in the text. cotton because its marginal value is $0 processing time because its marginal value is $0.75 processing time because its marginal value is $0 cotton because its marginal value is $0.75