Blue Company purchased equipment for $216,240 on October 1, 2017. It is estimated that the equipment will have a useful life of 8 years and a salvage value of $12,240. Estimated production is 40,000 units and estimated working hours are 20,300. During 2017, Blue uses the equipment for 530 hours and the equipment produces 1,100 units. Compute depreciation expense under each of the following methods. Blue is on a calendar-year basis ending December 31.

(d)Sum-of-the-years'-digits method for 2019

(e)Double-declining-balance method for 2018