Ebbe, Inc. purchased merchandise for $500,000; received credit for purchase returns of $25,000, took purchase discounts of$10,000, and paid transportation costs of $15,000. Refer to Ebbe,Inc. If Ebbe, Inc. had $20,000 in beginning inventory, and sold goods costing $300,000, what is the ending inventory balance?
a. $500,000
b. $520,000
c. $200,000
d. $220,000