Bramble Corporation produces microwave ovens. The following unit cost information is available: direct materials $ 32, direct labor $ 24, variable manufacturing overhead $ 17, fixed manufacturing overhead $ 44, variable selling and administrative expenses $ 19, and fixed selling and administrative expenses $ 34. Its desired ROI per unit is $ 30.60. Compute its markup percentage using a total-cost approach. (Round answer to 2 decimal places, e.g. 10.50%.) Markup percentage enter the markup percentages rounded to 2 decimal places % eTextbook and MediaAssistance Used eTextbook