Center Company currently produces three products from a joint process. The joint process has total costs of $$511,000$ per month. All three products, A$,$ B & C$,$ are immediately saleable as they come out of the joint process. Alternatively, any of the products could continue on with additional processing and be sold as a more complete product. The following information is available:

$\backslash$table$[[,$Immediate Sales,Later Sales,Unit lost of$],[$Units$,$Price,Price,Further Processing$],[$A $4,500,$$$18,$$$20,$$$3\mathrm{.}00$