Determine $(1)$ the ending inventory and $(2)$ the cost of goods sold under each of the assumed cost flow methods $($FIFO$,$ LIFO, and average$-$cost$).($Round answers to $0$ decimal places, e$.$g$.1,250.)$

$\backslash$table$[[$The ending inventory,$$,$FIFO,LIFO,AVERAGE$-$COST$],[$The cost of goods sold,$$,$$$,$$$,]]$