Mason Industries purchased a drilling rig for $75,900. Delivery costs totaled $2,880. The useful life is 7 years and the salvage value is $12,903. Prepare a depreciation schedule using the straight-line method. Original cost = Freight charges = Installation expenses = Salvage value = Estimated useful life (years) = Total cost = Total depreciation = Annual depreciation = on Industrie ciation Sched nt-Line Meth End of Year Annual Accumulated Book Value Depreciation Depreciation (new) 1 2 3 4 5 6 7 Salvage Value