28. Leather-All produces a line of handmade leather products. At the present time, the company is producing only belts, handbags, and attach cases. The predicted demand for these three types of items over a six-month planning horizon is as follows: Number of Month Working Days Belts Handbags Attach Cases 20 19 24 21 17 2,500 2,800 2,000 3,400 3,000 1,600 1,250 680 1,625 745 835 375 240 380 110 75 126 45 4