A company is considering replacing an old piece of machinery, which cost $597,600 and has $351,400 of accumulated depreciation to date, with a new machine that has a purchase price of $483,600. The old machine could be sold for $64,900. The annual variable production costs associated with the old machine are estimated to be $157,400 per year for eight years. The annual variable production costs for the new machine are estimated to be $99,300 per year for eight years. Required:
a. Prepare a differential analysis dated April 29 to determine whether to continue with (Alternative 1) or replace (Alternative 2) the old machine.
b. What is the sunk cost in this situation?