518 PART 3 MANAGING SUPPLY CHAINS D materials, $3.129,500; work-in-process, $6.237.000; and finished goods. $2,686,500. This year's cost of goods sold will be about $32.5 million. Assuming 52 business weeks per year, express total inventory as a. Weeks of supply b. Inventory turns 4. One product line at Spearman Fishing Industries has 10 turns per year and an annual sales volume (at cost) of $985.000. How much inventory is being held, on average? 5. The Bawl Corporation supplies alloy ball bearings to auto manufacturers in Detroit. Because of special- ized manufacturing process, considerable work-in- process and raw materials are needed. The current inventory levels are $2.470,000 and $1.566,000. respectively. In addition, finished goods inventory is $1.200.000 and sales (at cost) for the current year are expected to be about $48 million. Express total inventory as a. Weeks of supply b. Inventory turns 6. The following data were collected for a retailer: TABL Categ Raw m Cost of goods sold Gross profit Operating costs $3.500.000 $700,000 $500,000 mitinnit s2