DuPage Company purchases a factory machine at a cost of $18,000 on January 1, 2017. Du-

Page expects the machine to have a salvage value of $2,000 at the end of its 4-year useful life.

During its useful life, the machine is expected to be used 160,000 hours. Actual annual hourly use was 2017, 40,000; 2018, 60,000; 2019, 35,000; and 2020, 25,000.

INSTRUCTIONS Prepare depreciation schedules for the following methods:

(a) straight-line,

(b) units-ofactivity, and

(c) declining-balance using double the straight-line rate. (Parts

(b) and

(c) are discussed in the chapter appendix.)