Torrey Company uses the periodic inventory system to account for inventories. Information related to Torrey Company's inventory at October $31$ is given below:

October $1$ Beginning inventory $400$ units @ $$10\mathrm{.}00=$ $$4,000$

$8$ Purchase $800$ units @ $$10\mathrm{.}40=8,320$

$16$ Purchase $600$ units @ $$10\mathrm{.}80=6,480$

$24$ Purchase $200$ units @ $$11\mathrm{.}60=2,320$

Total units and cost $2,000$ units $$21,120$

$1-$Value the ending inventory using the LIFO cost assumption if $500$ units remain on hand at October $31.$

Ending Inventory $enter ending Inventory in dollars