Quan uses a periodic inventory system. The company had the following data for the month of April: On hand, 10 units @ $2 each Purchased 90 units@ $3 each Cost of goods available for sale On hand, 20 units $ 20 270 $290 April 1 19 30 If Quan, Inc. uses the weighted average cost method, how much is cost of goods sold for April? a. $230 b. $232 C. $250 d. $240