Skywalker, Incorporated purchased two assets during the current year (a full 12-month tax year).On August 10 Skywalker placed in service computer equipment (five-year property) with a basis of $20,000 and on November 18 placed in service machinery (seven-year property) with a basis of $10,000. Calculate the maximum depreciation expense (ignoring 179 and bonus depreciation). (Round final answer to the nearest whole number.)