Depreciation Expense Using the Straight-Line Method The Pack Company purchased an office building for $8,100,000. The building had an estimated useful life of 40 years and an expected salvage value of $900,000. Calculate the depreciation expense for the second year using the straight-line method. 5 Quetion 6 Ampersaved Figg quertion Depreciation Expense Using the Double-Declining Balance Method The Pack company purchased an office building for $2,250,000. The buiding had an cstimated useful life of 40 years and an expected salvage value of $250,000. Calculate the depreciation expense for the second year using the double declining balance method. $