Inventory, by Product Category Quantity Per Unit Cost Net Realizable Value Tools: Hammers 120 $ 5.50 $ 6.00 Saws 250 10.50 9.50 Screwdrivers 350 2.50 3.10 Paint products: 1-gallon cans 550 6.50 5.50 Paint brushes 120 4.50 5.00 Required: 1. Determine the carrying value of inventory at year-end, assuming the lower of cost or net realizable value (LCNRV) rule is applied to (a) individual products, (b) product categories, and (c) total inventory. 2. Assuming inventory write-downs are common for Almaden, record any necessary year-end adjustment amount for each of the LCNRV applications in requirement 1.