i want it to be solved by hand bcz its graded hw

2. An asset has a first cost of $45,000, a recovery period of 5 years, and a $3000 salvage value. Use the DDB depreciation method (making sure that last book value equals the salvage value), and calculate the present worth of depreciation at i= 18% per year. (Ans. PW of depreciation = $30,198) 3. Use the DDB depreciation method for equipment that has a first cost of $300,000, a 5-year life, and a $60,000 salvage value. Use hand calculations to show the depreciation and book value amounts in years 1 to 5, and make sure that the last book value is the same as the salvage value