a local retailer of oet food faces denand for ine if jtd items at a constant rate if $25,000$ bags per year. jt costs them $$15$ ti process an irded and $$3$ per bag oer gear to cardy tge item in stock. the stock is received three working days after an krder is placed. assume $250$ workinf days in a year ans no backordering. what is the optimal order quantity