The units of Manganese Plus available for sale during the year were as follows: Mar. 1 Inventory 25 units @ $29 $725 June 16 Purchase 28 units @ $33 924 Nov. 28 Purchase 37 units @ $38 1,406 90 units $3,055 There are 18 units of the product in the physical inventory at November 30. The periodic inventory system is used. Determine the difference in gross profit between the LIFO and FIFO inventory cost systems. Enter the answer as a positive number. FIFO cost of merchandise sold $fill in the blank 1 LIFO cost of merchandise Sold fill in the blank 2 Difference $fill in the blank 3