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Vaughn Company's inventory records show the following data: Units Inventory, January 1 Purchases: June 18 November 8 10200 8600 5900 Unit Cost $9.20 8.00 7.00 A physical inventory on December 31 shows 3600 units on hand. Vaughn sells the units for $14 each. The company has an effective tax rate of 24%. Vaughn uses the periodic inventory method. Under the FIFO method, the December 31 inventory is valued at O $33120 $25200. O $29467. O $30160