Bramble Company had a beginning imventory of 118 units of Product RST at a cost of \$7 per unit. During the year, purchases were: Bramble Company uses a periodic inventory system. Sales totaled 1,770 units. (a) Determine the cost of goods available for sale. Cost of goods pvaliable for sale Determine the ending imentory and the cost of goods sold under each of the assumed cost flow methods (FIFO, LIFO, and average cost). (For calculation purposes, round average cost to 2 decimal places, es. 5.25. Round answers to 0 decimal places, eg. 125 .)