pohnsont Co uses a computer to handle its sales invoices. Lately, business has been so good that it takes an extra 3 hours per night, plus every third Saturday, to keep up with the volume of sales invoices. Management is considering updating its computer with a faster modell that would eliminate all of the overtime processing. Current New Machine Machine Original purchase cost $20,000 $24,000 Accumulated depreciatio $8,000 Estimated annual operating costs $24.000 $19,200 Remaining useful life, ye 3 If sold now, the current machine would have a salvage value of $8,000 If operated for the remainder of its useful life, the current machine would have zero salvage value, The new machine is expected to have zero salvage valueat the end of useful life. Instructions Prepare an incremental analysis to determine whether the current machine should be replaced