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8. Use the data provided in the table to fill the critical ratio and order slack for each order indirated 9. A One Inc, buys widgets for $20 each from a supplier. The monthly demand for widgets is 1000 units and costs $1 to place an order. The annual inventory holding cost is 20% of the inventory value. The company uses a fixed order quantity system to manage the inventory of widgets. What is the annual total cost of this inventory system? Assume that the total cost is the sum of ordering and holding cost. 10. The demand for phones at a retail location is normally distributed with average daily demand being 500 and standard distribution of daily demand being 25 . Lead time for replacement is 5 days. If the retailer is willing to risk 1% probability of stocking out, what should be the reorder point and safety stock? can be classified as A,30% as B, and the rest C. A decision is made that A to be cycled counted once a month. B once every quarter and C twice a year. The company works all 365 days of the