ABC has the following inventory information:

July $1$ Beginning Inventory $20$ units at $$19$ each $$380$

July $7$ Purchases $70$ units at $$20$ each $1,400$

July $22$ Purchases $10$ units at $$24$ each $240$

A physical count of merchandise inventory on July $31$ reveals that there are $30$ units on hand. Using the LIFO costing method under the periodic inventory system, the cost of ending merchandise inventory in July is:

Group of answer choices

$$606$

$$1440$

$$580$

$$640$

$$1380$