please if you are not sure, don't answer it. (answer 3 and 4)

On January 1, 2016, the Excel Delivery Company purchased a delivery van for $46,000. At the end of its five-year service life, it is estimated that the van will be worth $4,000. During the five-year period, the company expects to drive the van 150,000 miles Required: Calculate annual depreciation for the five-year life of the van using each of the following methods. (Do not round intermediate calculations.) 1. Straight line. Straight-line 4,800 per year 2. Sum-of-the-years' digits. Depreciation Year 14,000 2016 2017 11,200 2018 8,400 2019 5,600 2,800 2020 Total S 42,000