A company is about to begin production of a new product. The manager of a department that is asked to produce one of the components wants to know if there is enough machine time available. The machine will produce the item at a rate of $175$ units a day. Eighty units will be used daily in assembling the final product. The company operates five days a week, $50$ weeks a year. The manager estimates that it will take almost a full day to get the machine ready for a production run, at a cost of $$300.$ Inventory holding cost will be $$10$ per unit per year. Cycle length$$or$$run$$length$?$