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Machine Replacement Decision A compary is considering replacing an old plece of machinery, which cost $598,800 and has $350,800 of accumulated depreciation to date, with a new machine that has a purchase price of $485,900. The old machine could be sold for $62,200. The annual variable production costs associated with the old machine are estimated to be $155,000 per year for eight years. The annual variable production costs for the new machine are estimated to be $100,200 per year for eight years. a.1 Prepare a differential analysis dated September 13, to determine whether to continue with (Aiternative 1) or repiace (Alternative 2) the old machine. If an amount is zero, enter " 0 ". For those boxes in which you must enter subtracted or negative numbers use a minus sign. a.2 Determine whether to continue with (Alternative 1) or replace (Alternative 2) the old machine. a.2 Determine whether to continue with (Alternative 1) or replace (Alternative 2) the old machine. b. What is the sunk cost in this situation? The sunk cost is the \$