Fulbright Corporation uses the periodic inventory system. During its first year of operations, Fulbright made the following purchases $($listed in chronological order of acquisition$)$:$40$ units at $$100$ per unit$70$ units at $$80$ per unit$170$ units at $$60$ per unitSales for the year totaled $270$ units, leaving $10$ units on hand at the end of the year.Ending inventory using the LIFO method is: