During 2020, Harmony Co sold $524,000 of merchandise at marked retail prices. At the end of 2020, the following information was available from its records At Cost At Retail Beginning inventory $131,66 $260,800 Met purchases 235,240 397,600 Assume that in addition to estimating its ending inventory by the retail method, Harmony Co. also took a physical inventory at the marked selling prices of the inventory items at the end of 2020. Assume further that the total of this physical Inventory of marked Selling prices was $109,600 a. Determine the amount of this inventory at cost. (Round your intermediate calculations and final answer to 2 decimal places.) Inventory at cost b. Determine Harmony's 2020 inventory shrinkage from breakage, theft, or other causes at retail and at cost. (Round your Intermediate calculations and final answers to 2 decimal places.) At Cost At Retail Estimated inventory that should have been on hand Physical inventory Inventory shrinkage