estimated ending inventory at cost?

estimated cost of goods sold? (LIFO)

Kiddie World uses a periodic inventory system and the retall inventory method to estimate ending inventory and cost of goods sold. The following data are available at the end of the year: Estimate ending inventory and cost of goods sold (LIFO). Note: Round ratio calculation to 2 decimal places (i.e., 0.1234 should be entered as 12.34\%.)