1. Acme purchased a truck on January 1, 2015, for $100,000. Estimated life of the truck was 5 years, and its estimated residual value was $10,000. Acme uses the straight-line method of depreciation. At the beginning of 2017, the company revised the total estimated life of the asset from 5 years to 6 years. The estimated residual value remained the same as estimated earlier. Calculate the depreciation expense for the year 2017. (10 pts)