nalize each of the following transactions assuming a perpetual inventory system. 15 Sold merchandise to a customer for $6,600; terms 1/10,n/30 (cost of sales $3,880 ). 7 Made a cash sale of $4,900 of merchandise to a customer today (cost of sales $2,860 ) 8 Sold merchandise for $12,200; terms 1/10,n/30 (cost of sales $7,240 ). 15 collected the amount owing from the credit customer of April 5. 4 The customer of April 8 paid the balance owing. Journal entry worksheet Record sale of merchandise for $6,600; terms 1/10,n/30