The ABC Computer Store sells a printer for $400. Demand for this is constant during the year, and daily demand is forecasted to be 2 units. The holding cost is $30 per unit per year, while the cost of ordering is $60 per order. There are 300 working days per year and the lead-time is 5 days. (a) Currently the company uses an ordering policy of 50 units at a time. Determine the total (sum) of the annual ordering cost and the annual holding cost for the current ordering policy? (b) Determine the inventory level which triggers an action to replenish the printer inventory