4 Given the following: 1.76 points January 1 inventory April 1 June 1 November 1 Number purchased 31 51 41 46 169 Cost per unit $ 4 7 8 9 Total $ 124 357 328 414 $1,223 a. Calculate the cost of ending inventory using the LIFO (ending inventory shows 52 units). Answer is complete but not entirely correct. Cost of ending inventory $ 952 b. Calculate the cost of goods sold using the LIFO (ending inventory shows 52 units). Answer is complete but not entirely correct. Cost of goods sold $ 271