Question Content Area The units of Manganese Plus available for sale during the year were as follows: Mar. 1 Inventory June 16 Purchase 23 units @ $32 $736 29 units @$35 1,015 Nov. 28 Purchase 43 units 95 units @$35 1,505 $3,256 There are 12 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.