Determining Amounts to be paid on Invoices Determine the amount to be paid in full settlement of each of the following Involces, assuming that credit for returns and allowances was received prior to payment and that all involces were paid within the discount period. Merchandise Freight Pald by Seller Returns and Allowances $700 1,200 a. $13,800 9,600 b. $400 - C. 500 FOB destination, 1/30 FOB shipping point, 1/10, 1/30 FOB shipping point, 1/10, 1/30 FOB shipping point, 2/10, 1/30 FOB destination, 1/10, 1/30 5,200 2,800 d. 100 400 e. 3,300 b. $ c. d. $ e