a. Follow Exhibit 11 in the text. Subtract the additional costs from the additional revenue. The variable selling and administrative expenses are 40% of $18, less 5% of $88 for the avoided sales commission per order. Also, be sure to add in the additional shipping. Decision on Accepting Additional Business $88.00 per tire. Miramar is evaluating a special order from a South American automo 16,000 tires for $72.30 per tire. Miramar's accounting system indicates that the total cost per tire is as follows: certification would cost Miramar Tire $75,200. a. Prepare a differential analysis report for the proposed sale to Rio Motors. Round your answers to the nearest cent