Assume the perpetual Inventory method is used. 1) The company purchased $12,100 of merchandise on account under terms 3/10, n/30. 2) The company returned $1,600 of merchandise to the supplier before payment was made. 3) The liability was paid within the discount period. 4) All of the merchandise purchased was sold for $18,200 cash. The amount of gross margin from the four transactions is: Multiple Choice $6,100. $8,063