Knight Company reports the following costs and expenses in May. $69,300 50,400 3,400 Factory utilities Depreciation on factory equipment Depreciation on delivery trucks Indirect factory labor Indirect materials Direct materials used Factory manager's salary $ 16,900 13,850 4,100 51,800 83,100 142,700 8,400 Direct labor Sales salaries Property taxes on factory building Repairs to office equipment Factory repairs Advertising Office supplies used 1,600 2,440 15,600 2,990 Part 2 Determine the total amount of product costs. Product costs $ $ Part 3 Determine the total amount of period costs. Period costs $