Go Griz Company has a perpetual inventory system and uses the LIFO method of inventory costing. Go Griz reported the following events during the month of June:

		Number of Units
Date	Event	Bought	Sold	Unit Price
June 1	Beginning Inv.	100	$10
3	Purchase	75	11
5	Sale	50
10	Purchase	140	12
16	Sale	65
21	Sale	90
25	Purchase	175	14
30	Sale	120

15. The cost of goods sold for the June 21st sale is: