Exercise 19-07 X] your answer is incorrect. Try again. National Express reports the following costs and expenses in June 2020 for its delivery service. Indirect materials Depreciation on delivery equipment Dispatcher's salary Property taxes on office building CEO's salary Gas and oil for delivery trucks $6,700 11,800 5,650 890 13,000 2,700 Drivers' salaries Advertising Delivery equipment repairs Office supplies Office utilities Repairs on office equipment $16,200 4,800 370 690 1,070 250 Determine the total amount of (a) delivery service (product) costs and (b) period costs. Delivery service (product) costs 31620 Period costs 20900 Click if you would like to Show Work for this question: Open Show Work