The beginning inventory was 400 units at a cost of $11 per unit. Goods available for sale during the year were 1,600 units at a total cost of $19,300. In May, 700 units were purchased at a total cost of $8,400. The only other purchase transaction occurred during October. Ending inventory was 700 units.

Required: a. Calculate the number of units purchased in October and the cost per unit purchased in October. Purchased in October Number of units Cost per unit b-1. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using FIFO method. (Enter all values as a positive value.) Periodic FIFO Cost of Goods Sold Cost of Goods Available for Sale # of Cost per Cost of Goods units Available for unit Sale # of units sold Cost per Inventory Balance # of units in Ending unit Inventory inventory Cost of Goods Sold Cost per ending unit Beg. Inventory Purchases: May October Total b-2. Assume the periodic inventory system is used. Calculate cost of goods sold and ending inventory using LIFO method. (Enter all values as a positive value.) Periodic LIFO Cost of Goods Sold Cost of Goods Available for Sale # of Cost per Cost of Goods units Available for unit Sale # of units sold Cost per unit Cost of Goods Sold Inventory Balance # of units Cost per Ending in ending unit inventory Inventory Beg. Inventory Purchases: May October Total