$($URGENT$,$ will upvote$)$ Also add the optimal replacement interval year. Gordon Drilling Co$.$ purchases a driller for $\backslash (\backslash$$ $14,000\backslash ).$ Its market value for salvage purposes decreases $\backslash (30\backslash \%\backslash )$ each year. When installed on an oil field, the machinery operates virtually all day, and operating and maintenance costs will be $\backslash (\backslash$$ $3,500\backslash )$ the first year, increasing $\backslash (\backslash$$ $600\backslash )$ each year thereafter. The MARR is $\backslash (15\backslash \%\backslash ).$ What is the EUAC associated with the Optimal Replacement Interval? Note that your answer should be a positive dollar amount and not the optimal replacement interval.