i just need help with 11.23

Problems: 11.22 A small hardware store uses a periodic review system to control inventory and calculate order quantities. Inventory is reviewed every 2 weeks and there is a 1-week lead time for delivery. Safety stock is set at 1 week's supply. The following table shows the products and the current on-hand inventory. Calculate the target level and order quantity for each of the items. Use 50 weeks per year for your calculations. your calculations. Annual Target On- Order Item Demand Level Hand Quantity Nut- 6mm 500 22 Nut - 8 750 54 mm 0 6 12 Bolt - 200 6 mm Bolt - 100 8 mm Screw #8 - 30 250 mm Screw #8 - 40 200 mm Washer 380 - 8 mm Washer - 10 100 mm Pin - 400 Split 8 20 5 40 Item On-Hand Annual Demand Target Level Order Quantity 1978 Nut-6mm 500 2000 22 Nut-8 mm 750 3000 54 2946 Bolt - 6 mm 200 800 0 800 Bolt - 8 mm 100 400 6 394 Screw #8 - 30 mm 250 1000 12 988 Screw #8 - 40 mm 200 800 8 792 Washer - 8 mm 380 1520 20 1500 Washer - 10 mm 100 400 5 395 Pin - Split 400 1600 40 1560 11.23 Using the data from problem 11.22, calculate the order quantities that would result if the store switched to a weekly review of inventory. What effect does more frequent ordering have on order quantities? Item Annual Target On- Order Demand Level Hand Quantity Nut- 6mm 500 22 54 0 6 12 Nut - 8 750 mm Bolt - 200 6 mm Bolt- 100 8 mm Screw #8 - 30 250 mm Screw #8 - 40 200 mm Washer 380 - 8 mm Washer - 10 100 mm Pin - 400 Split 8 20 5 40