Bluejay Company purchased a new machine on October 1, 2017, at a cost of $104,000. The company estimated that the machine has a salvage value of $8,000. The machine is expected to be used for 80,000 working hours during its 8-year life. Compute depreciation using the following methods in the year indicated. Straight-line method: Straight-line for 2017 and 2018, assuming a December 31 year-end. Double-declining-balance method: Declining-balance using double the straight-line rate for 2017 and 2018. Double-declining-balance method: Units-of-activity for 2017, assuming machine usage was 2, 900 hours. (Round depreciation per unit to the nearest cent.)