Determining Amounts to be Paid on invoices Determine the amount to be paid in full settiement of each of the Following invoices, assuming that credt for returne and allowances was received prior to payment and that all invaices were paid within the discount period. Freight Paid by Returns and Merchandise Seller Allowances a. $16,300 FOB destination, /30 $800 b. 11,200 $400 FOB shipping point, 2/10, 30 1,300 6,100 FOB shipping point, 1/10, 30 S00 d. 3,400 100 FOB shipping point, 2/10, 30 S00 e. 2,000 FOB destination, 1/10, 30 15,500 b.