Knight Company reports the following costs and expenses in May. $17,000 Direct labor $70,400 Factory utilities Depreciation on factory equipment 13,550 Sales salaries 50,700 Depreciation on delivery trucks 4,300 3,200 Indirect factory labor Indirect materials Direct materials used Factory manager's salary 53,200 85,600 137,700 8,700 Property taxes on factory building Repairs to office equipment Factory repairs Advertising Office supplies used 2,400 2,960 15,600 3,510 From the information: Determine the total amount of manufacturing overhead. Manufacturing overhead Determine the total amount of product costs. Product costs Determine the total amount of period costs. Period costs