Oriole Ltd. purchased a new machine on April 4, 2014, at a cost of $168,000. The company estimated that the machine would have a residual value of $18,000. The machine is expected to be used for 9,700 working hours during its four-year life. Actual machine usage was 1,300 hours in 2014; 2,100 hours in 2015; 2,100 hours in 2016; 2,300 hours in 2017; and 1,900 hours in 2018. Oriole has a December 31 year end.

Calculate depreciation for the machine under each of the following methods: (Round expense per unit to 2 decimal places, e.g. 2.75 and final answers to 0 decimal places, e.g. 5,275.) (1) Straight-line for 2014 through to 2018.

(2) Diminishing-balance using double the straight-line rate for 2014 through to 2018.

(3) Units-of-production for 2014 through to 2018.

Which method results in the highest depreciation expense over the life of the asset? Highest net income? Highest cash flow?

2014 expense 2015 expense 2016 expense 2017 expense 2018 expense s s s s s