Waylander Coatings Company purchased waterproofing equipment on January 6, 2013, for $320,000.The equipment was expected to have a useful life of four years, or 20,000 operating hours, and a residual value of $35,000. The equipment was used for 7,200 hours during 2013, 6,400 hours in 2014, 4,400 hours in 2015, and 2,000 hours in 2016.

Required:

1. Determine the amount of depreciation expense for the years ended December 31, 2013, 2014, 2015, and 2016, by (a) the straight-line method, (b) units-of-output method, and (c) the double-declining-balance method. Also determine the total depreciation expense for the four years by each method. Do not round your intermediate calculations.