. The PSEK Corporation had the following inventory records in the year 2015:

Inventory on January 1, 2015 135 units @ $700 each

Inventories purchased during the year (in order of purchases) : 150 units @ $775 each

135 units @ $875 each

115 units @ $925 each

Inventories sold during the year 180 units @ $1,175 each

Calculate the Ending Inventory, Cost of Goods Sold, and Profit for the year ending 12/31/15 using each of the 3 inventory methods.