Assume Store.com began September with $12$ units of inventory that cost a total of $ $240.$ During September$,$ Store.com purchased and sold goods as follows$$: Sep. $8$

Purchase

$36$ units @ $$21$

Sep. $14$

Sale

$30$ units @ $$42$

Sep. $22$

Purchase

$24$ units @ $$23$

Sep. $27$

Sale

$36$ units @ $$42$Under the FIFO inventory costing method and the perpetual inventory$$ system, how much is Store.com$\text{'}$s cost of goods sold for the sale on September $14?$