Factory utilities $16.900 Direct labour $92,300 Depreciation on factory equipment 18,050 Sales salaries 51,600 Depreciation on delivery trucks 4,200 Property taxes on factory building 2,690 Indirect factory labour 52,300 Repairs to office equipment 2,600 Indirect materials 81.300 Factory repairs 2.100 Direct materials used 140,400 Advertising 23,400 Factory manager's salary 13,800 Office supplies used 5,640 From the information above, answer the following. (a) Your answer is incorrect. Determine the total amount of manufacturing overhead. Manufacturing overhead $ 419840