Requirement $1.$ Compute cost of goods sold and ending inventory, using each of the following four inventory methods:

Begin by entering the number of units sold and number of units in ending inventory. Then calculate cost of goods sold and ending inventory using $($ then $($c$)$ FIFO, and finally $($d$)$ LIFO. $($Round the average cost per unit to the nearest cent. Round all final answers to the nearest whole dollar.$)$

$\backslash$table$[[,\backslash$table$[[$Number$],[$of units$],[$Cost of goods sold$]],($a$)],[$Ending inventory,$14,]]$