Gotham Company purchased a new machine on October 1, 2017, at a cost of $90,000. The company estimated that the machine has a salvage value of $8,000. The machine is expected to be used for70,000working hours during its8-year life.

Compute depreciation using the following methods in the year indicated.

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

Calculate the depreciation cost per hour. ($1.17) i know it

Depreciation using the Units-of-activity method for 2017