Rapid Delivery Service reports the following costs and expenses in June 2010.

Indirect materials

$ 5,400

Drivers’ salaries

$11,000

Depreciation on delivery

Advertising

1,600

equipment

11,200

Delivery equipment

Dispatcher’s salary

5,000

repairs

300

Property taxes on office

Office supplies

650

building

870

Office utilities

990

CEO’s salary

12,000

Repairs on office

Gas and oil for delivery trucks

2,200

equipment

180

Instructions

Determine the total amount of (a) delivery service (product) costs and (b) period costs.