Beginning inventory, purchases, and sales data for portable DVD players are as follows:

Apr. 1		Inventory	41 units @ $77
10		Sale	28 units
15		Purchase	17 units @ $80
20		Sale	18 units
24		Sale	8 units
30		Purchase	27 units @ $84

The business maintains a perpetual inventory system, costing by the first-in, first-out method.

Determine the cost of the merchandise sold for each sale and the inventory balance after each sale, presenting the data in the form illustrated in Exhibit 3.

a. Under FIFO, if units are in inventory at two different costs, enter the units with the LOWER unit cost first in the Cost of Merchandise Sold Unit Cost column and in the Inventory Unit Cost column.