Determine the amount to be paid in full settlement of each of two invoices, (a) and (b), assuming that credit for returns and allowances was received prior to payment and that all invoices were paid within the discount period. If required, round the answers to the nearest dollar. Merchandise (Invoice Amount) Freight Paid by Seller Freight Terms Returns and Allowances (Invoice Amount) a. $8,150 $100 FOB destination, 2/10, n/30 $1,350 b. 3,300 200 FOB shipping point, 1/10, n/30 700