Using the gross requirements schedule below*, prepare an alternative ordering system POQ that orders every 3 weeks for 3 weeks ahead (a periodic order quantity) as a Lot Sizing technique. What is the cost of this ordering system? 1 2 3 4 Period Gross requirements 5 10 6 7 50 30 8 0 9 10 30 65 45 20 40 0 *Holding cost = $1/unit/week; setup cost = $150; lead time = 1 week; beginning inventory = 45 units. Prepare a net requirements plan (enter your responses as whole numbers). 3 5 6 7 8 9 10 1 45 2 20 4 0 40 10 50 30 0 30 65 45 Period Gross requirements On-hand at beginning of period On-hand at end of period Net requirements Order receipt Order release The cost of this ordering system is $(enter your response as a whole number)