The following information for five products (A-E) was taken from the inventory records of Walker Company, who uses the LIFO metro Product # of Units D E Unit cost Replacement cost per unit Net realizable value (NRV) per unit NRV-Normal profit per unit 175 200 250 200 300 $5.50 $10.00 $5.10 $5.10 $5.00 $6.00 $9.00 $4.60 $4.50 $4.50 $5.20 $12.50 $7.00 $7.00 $7.00 $4.80 $10.30 $5.25 54.00 $4,80 Required: Determine the valuation of the inventory at the lower of cost or market applied to: a. Individual items b. The inventory as a whole