$12\mathrm{.}26$ M$.$ P$.$ VanOyen Manufacturing has gone out on bid for a regulator component. Expected demand is $700$ units per month. The item can be purchased from either Allen Manufacturing or Baker Manufacturing. Their price lists are shown in the table. Ordering cost is $$50,$ and annual holding cost per unit is $$5.$

$\backslash$table$[[$ALLEN MFG$.,$BAKER MFG$.,],[$QUANTITY$,$UNIT PRICE,UNIT PRICE$],[1-499,$$$16\mathrm{.}00,1-399,$$$16\mathrm{.}10$