Given the following: Number purchased Cost per unit $4 40 January i inventory April 1 June 1 November 1 60 50 55 Total $ 160 420 400 495 $ 1,475 205 a. Calculate the cost of ending inventory using the weighted average method (ending inventory shows 61 units). (Round the "average unit cost" and final answer to the nearest cent.) Cost of ending inventory b. Calculate the cost of goods sold using the weighted average method. (Round your intermediate calculations and final answer to the nearest cent.) Cost of goods sold