$($tst$$mated t$$me al$$owance: $\frac{?}{{?}_{?}}$ m$$nutes$)$ you are cons$$der$$ng rep$$ac$$ng the old macn$$ne in your factory with a new more advance machine. The finance department of your firm has provided the following analysis of the cash flows $($summarized into NPV and EAC$)$ for $3$ models: Machine A$,$ Machine B$,$ and Machine C$.$

Cash flow summary analysis:

$\backslash$table$[[,$A$,$B$,$C$],[$Life of machine,$18,10,12],[$Discount rate,$10\%,10\%,10\%$