A certain machine which has a first cost of $30,000, annual costs of $6,000, a salvage value of $4,000 and a life of 10 years. Assume an interest rate of 8%. a. Determine depreciation allowance in years 1-10 for this asset using straight line depreciation. b. Determine the book value of this machine at the end of the third year using straight line depreciation. c. Using MACRS depreciation method, determine the depreciation allowance for this asset in the 6th year of its life. d. Determine the book value of this machine at the end of the third year using MACRS. do not use excel