production operation, which is operated at a constant rate, will require $1000$ components per month throughout the year $(12,000$ units annually$).$ Assume that the ordering costs are $$25$ per order, the unit cost is $$2\mathrm{.}50$ per component, and annual holding costs are $20\%$ of the value of the inventory. Westside has $250$ working days per year and a lead time of $5$ days.