QUESTION $1$

A company had the following purchases and sales during its first year of operations:

$\backslash$table$[[,$Purchases,Sales$],[$January:$,12$ units at $$150,6$ units$],[$February:$,22$ units at $$155,5$ units$],[$May:$,17$ units at $$160,9$ units$],[$September:$,14$ units at $$165,8$ units$],[$November:$,12$ units at $$170,15$ units$]]$

On December $31,$ there were $34$ units remaining in ending inventory. Using the perpetual LIFO inventory costing method, what is the cost of the ending inventory? $($Assume all sales were made on the last day of the month.$)$

$$4773.$

$$5310.$

$$4528.$

$$4114.$

$$7280.$