1. find diminishing-balance using double the straight-line rate for 2017 through to 2021

2. find units-of-production for 2017 through to 2021

Current Attempt in Progress Crane Ltd. purchased a new machine on April 4, 2017, at a cost of $172,000. 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 1.600 hours in 2017: 2,000 hours in 2018; 2,200 hours in 2019: 2,300 hours in 2020 and 1.900 hours in 2021. Crane 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, 2.75 and final answers to decimal places, eg. 5,275) (1) Straight-line for 2017 through to 2021. 2017 expense $ 28875 2018 expense $ 39500 39500 2019 expense $ 39500 2020 expense $