3-74. The Burroughs Garment Company manufactures men's shirts and women's blouses for Walmark Discount Stores. Walmark will accept all the production supplied by Burroughs. The production process includes cutting, sewing, and packaging. Burroughs employs 25 workers in the cutting department, 35 in the sewing department, and 5 in the packaging department. The factory works one 8-hr shift, 5 days a week. The following table gives the time requirements and prices per unit for the two garments: Minutes per unit Garment Cutting Sewing Packaging Unit price ($) Shirts 20 70 12 8.00 Blouses 60 60 4 12.00 (a) Determine the optimal weekly production schedule for Burroughs. (b) Determine the worth of 1 hr of cutting, sewing, and packaging in terms of the total revenue. (c) If overtime can be used in cutting and sewing, what is the maximum hourly rate Burroughs should pay for overtime?