Home Hardware reported beginning inventory of 20 shovels, for a total cost of $140. The company had the following transactions during the month: January 2 Sold 6 shovels on account at a selling price of $12 per unit. January 16 Sold 9 shovels on account at a selling price of $12 per unit. January 18 Bought 7 shovels on account at a cost of $7 per unit. January 19 Sold 9 shovels on account at a selling price of $12 per unit. January 24 Bought 9 shovels on account at a cost of $7 per unit. January 31 Counted inventory and determined that 9 units were on hand. PA6-6 (Algo) Part 3 3-a. What is the dollar amount of shrinkage that you were able to determine in periodic inventory system? 3-b. What is the dollar amount of shrinkage that you were able to determine in perpetual inventory system? Amount of shrinkage Periodic inventory system Perpetual inventory system