Prepare journal entries for the following credit card sales transactions (the company uses the perpetual inventory system). 1. Sold $21,000 of merchandise, which cost $15,800, on Mastercard credit cards. Mastercard charges a 5% fee. 2. Sold $5,100 of merchandise, which cost $3,050, on an assortment of bank credit cards. These cards charge a 4% fee. Journal entry worksheet Sold $21,000 of merchandise on Mastercard credit cards. Mastercard charges a 5% fee. twate. Fraig detris tefore gedits