A machine costing P 720,000 is estimated to have a book value of P 40,545.73when retired at the end of 10 years. Depreciation cost is computed using a constantpercentage of the declining book value. What is the annual rate of depreciation in %?An equipment costs P 10,000 with a salvage value of P 500 at the end of 10years. Calculate the annual depreciation cost by sinking fund method at 4 % interest.

A machine costing P 720,000 is estimated to have a book value of P 40,545.73 when retired at the end of 10 years. Depreciation cost is computed using a constant percentage of the declining book value. What is the annual rate of depreciation in %? An equipment costs P 10,000 with a salvage value of P 500 at the end of 10 years. Calculate the annual depreciation cost by sinking fund method at 4 % interest