Blossom Delivery Service reports the following costs and expenses in June 2022: Indirect materials $8,900 Drivers' salaries $15,500 Depreciation on delivery equipment 11.300 Advertising 1,800 Dispatcher's salary 7.350 Delivery equipment repairs 700 Property taxes on office building 3,070 Office supplies 650 CEO's salary 22,350 Office utilities 990 Gas and oil for delivery trucks 2.500 Repairs on office equipment 880 Determine the total amount of (a) delivery service (product) costs and (b) period costs. Delivery service (product) costs $ Period costs