Cinturon Corporation produces high-quality leather belts. The company's plant in Boise uses a standard costing system and has set the following standards for materials and labor: Line Item Description Cost Leather (3 strips @ $6.00) $18.00 Direct labor (0.75 hr. @ $9.00) 6.75 Total prime cost $24.75 During the first month of the year, the Boise plant produced 45,000 belts. Actual leather purchased was 140,000 strips at $3.00 per strip. There were no beginning or ending inventories of leather. Actual