Current Attempt in Progress Swifty Corporation manufactures a single product. The standard cost per unit of product is shown below: The predetermined manufacturing overhead rate is $10 per direct labor hour ($5.00+0.50). If was computed from a master manufacturing overhead budget bssed on normal production of 2,500 direct labor hours ( 5,000 un ts ) for the month. The master budget showed totai variable costs of $13,750 (\$5.50 per hour) and total fored overhead costs of $11,250($4.50 per hour). Actual costs for October in producing 3,000 units were as follows The gurchasing department buys the quantities of raw mater lals that are expected to be uned in producron each month. Raw materiats inventories, therefore, can be ignored