Problem 1 - Depreciation: A company purchased a machine on January 1 of the current year for $750,000. The company estimated a live of 5 years or 20,000 hours, with a salvage value of $75,000. During the machine's 5 year life its hourly usage was: 3,000;4,000;5,000;5,000; and 3,000 hours. Required: Compute depreciation for each year (and total depreciation of all years combined) for the machine under each depreciation method. (Round your per unit depreciation to 2 decimal places. Round your answers to the nearest whole dollar.)