Deming & Sons manufactures four grades of lubricant W-10 W-20, W-30, and W-40, from a joint process. Additional information follow Units Product W-10 Produced W-20 Sales Valuat Sols 3 3 360.000 31.000 212.000 01.000 44000 35.200 W-30 Additional Costs 31.000 Sales Vues W-40 178.000 1.050.000 13200 204.000 5106 800 3 1210.000 Required: Assuming that total costs of $443 520 were located in the phy Product WO cated each produce condimente calculation) W References Book & Resou