ABC Company uses a periodic inventory system. Relevant inventory information for the year is: January 1 Beginning inventory 20 units @ $170 per unit May 23 Purchase 20 units @ $125 per unit November 5 Purchase 400 units @ $160 per unit November 18 Purchase 100 units @ $175 per unit At year-end, 50 units remain in inventory. What is the cost of the ending inventory on an Average Cost basis? Round average cost per unit to the nearest cent.