A machine costing $ with a fouryear life and an estimated $ salvage value is installed in Luther Companys factory on January The factory manager estimates the machine will produce units of

product during its life. It actually produces the following units:  in Year  in Year  in Year  in Year  The total number of units produced by the end of Year  exceeds the original estimatethis difference was not predicted. Note: The machine cannot be depreciated below its estimated salvage value. 

 

Required:

Compute depreciation for each year and total depreciation of all years combined for the machine under each depreciation method.

Note: Round your per unit depreciation to decimal places. Round your answers to the nearest whole dollar.