Data below for the year ended December 31, 2021, relates to Houdini Inc. Houdini started business January 1, 2021, and uses the LIFO retail method to estimate ending inventory. Beginning inventory Net purchases Net markups Net markdowns Net sales Cost Retail $ 66,000 $109,000 317,250 470,000 25,000 45,000 420,000 Estimated ending inventory at cost is: (Do not round Intermediate calculations): Multiple Choice $100,068 $87,150. $98,940.