Northwest manufactures a product requiring 0.5 ounces of platinum per unit. the cost of platinum is approximately $300 per ounce; the company maintains an ending platinum inventory equal to 20% of the following month's production usage. the following data were taken from the most recent quarterly production budget: the cost of platinum to be purchased to support August production is: $161, 400 $195, 840 $199, 800 $165,000 $330,000 If it takes 3 direct labor hours to produce each unit and Northwest's cost per labor hour is $12, direct labor cost for August would be budgeted at: $24, 486 $36, 620 $31, 200 $39, 600 $28, 800