Determine the amount to be paid in full settlement of each invoice, assuming that credit for returns and allowances was received prior to payment and that all invoices were paid within the discount period. a. Merchandise $6,000 Freight Paid by Seller Returns and Freight Terms Allowances $301 FOB Shipping Point, 1/10, net 30 $600 b. $13,300 $61 FOB Destination, 2/10, net 45 $2,900 a. S b.