Ziad Company had a beginning inventory on January 1 of 150 units of Product 4-18-15 at a cost of $20 per unit. During the year, the following purchases were made.

Mar. 15

400 units

at

$23

Sept. 4

350 units

at

$26

July 20

250 units

at

$24

Dec. 2

100 units

at

$29

1,000 units were sold. Ziad Company uses a periodic inventory system.

Determine the cost of goods available for sale.