company is considering replacing an old piece of machinery, which cost $602,300 and has $352,000 of accumulated depreciabion to date, with a new machine that fas a purchase price of $483,700. The old machine could be sold for $61,400. The annual variable production costs associated with the oid machine are estimated to be \$158,100 per year for 8 years. The annual variable production costs for the new machine are estimated to be $102,000 per year for 8 years. a.1 Prepare a cterental analysis dated December 10 to determine whether to continue with (Alternative 1) or teplace. (Atternative 2) the old machine. If an amount is rero, enter ' 0 : . If required, use a minus sign to indicate a loss. a.2 Determine whether to continue wath (Altemative 1) or repiace (Aiternative 2 ) the cid machine. b. What a the surik cost in this stuation? The sunk cont is 1