Question 12 (11 points) Saved Engine Central had the following sales transactions in June: Jun. 5: Sold $6,400 of merchandise on account to Mo's Motors, terms 3/20, net 30. Cost $3,200. Jun. 9: Mo returned $2,225 of merchandise to Engine Central because he changed his mind and wanted to order a different type of engine from overseas. The goods, which cost $1,113, were restored to inventory. Jun. 23: Mo paid the balance owing to Engine Central. Required: Prepare the journal entries to record the sales transactions on the books of Engine Central using a perpetual inventory system