On 1/1/2015, Jason Company purchased a forklift for $155,000. The forklift has a 5 year useful life and a residual value of $15,000. Jason Company chose to use the straight-line depreciation method for the forklift. Calculate depreciation expense, accumulated depreciation and book value for the years ended 12/31/2015 and 12/31/2016. Assume that Jason purchased the forklift on 7/1/2015 instead of 1/1/2015, calculate depreciation expense, accumulated depreciation and book value for the year ended 12/31/2015, 12/31/2016. On 1/1/2017, Jason had to overhaul a truck engine at a cost of $10,000. Before the overhaul, the truck had a remaining useful life of 6 years and a book value of 85,000. The overhaul increased the life of the truck by 3 years. The truck's expected residual value at the end of its useful life is 5,000. Calculate depreciation expense for the year ended 12/31/2017