Sandhill Ltd. purchased a new machine on April 4, 2017, at a cost of $160,000. The company estimated that the machine would have a residual value of $14,000. The machine is expected to be used for 10,000 working hours during its four-year life. Actual machine usage was 1,400 hours in 2017: 2.200 hours in 2018; 2,600 hours in 2019: 2.200 hours in 2020, and 1,600 hours in 2021. Sandhill 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, es. 2.75 and final answers to O decimal places, eg,5,275.) (1) Straight line for 2017 through to 2021 2017 expense $ 160000 2018 expense $ $ 2019 expense 2020 expense 2021 expense $ $ (2) Diminishing-balance using double the straight-line rate for 2017 through to 2021. 2017 expense $ 2018 expense $ 2019 expense $ $ 2020 expense $ 2021 expense $ $ i (3) Units-of-production for 2017 through to 2021. 2017 expense $ 2018 expense $ 2019 expense $ 2020 expense $ 2021 expense $