Vaughn Manufacturing has unit variable manufacturing costs of $35 and unit foxed manufacturing cost of \$15. Unit variabie selling and administrative costs are $4 while unit foxed selling and administrative costs are 56 . Vaughn desires an ROI of $6.50 per unit. if Vaughn Manufacturing uses the absorption-cost approach. what is its markup percentage? 33.0006 14.448 10.83% 5.42%