Numo Company purchased a new machine on October 1, 2017, at a cost of $145,000. The company estimated that the machine will have a salvage value of $25,000.The machine is expected to be used for 20,000 working hours during its 5-year life.

Please carefully show your work, step by step, while completing the following:

Compute the depreciation expense under the following methods for the year indicated.

Straight-line for 2017 and 2018

Units-of-activity for 2017, assuming machine usage was 3,400 hours

Declining-balance using double the straight-line rate for 2017 and 2018