An agricultural corporation paying 53% tax rate wants to build a grain elevator designed to last 25 years at an initial cost of $80,000 with no salvage value. Annual income generated will be $22,500...

An agricultural corporation paying 53% tax rate wants to build a grain elevator designed to last 25 years at an initial cost of $80,000 with no salvage value. Annual income generated will be $22,500 with annual expenditures to be $12,000. Using straight-line depreciation and a 10% interest rate, what is the 25-years after-tax present worth of the project? Repeat using the sum-of-the-years digits depreciation method.