Prepare journal entries for the following credit card sales transactions (the company uses the perpetual inventory system). Sold $38,000 of merchandise, that cost $29,400, on MasterCard credit cards. MasterCard charges a 5% fee. Sold $6,800 of merchandise, that cost $3,900, on an assortment of bank credit cards. These cards charge a 4% fee. Worksheet.... 1. (1a) Sold $38,000 of merchandise on MasterCard credit cards. MasterCard charges a 5% fee. 2.(1b) Record the cost of the sale, $29,400. 3. 2a) Sold $6,800 of merchandise on an assortment of bank credit cards. These cards charge a 4% fee. 4. (2b) Record the cost of the sale, $3,900.