Schuman Corporation produces microwave units. The following per-unit cost information is available: direct materials $38; direct labour $22; variable manufacturing overhead $20; fixed manufacturing overhead $43; variable selling and administrative expenses $16; and fixed selling and administrative expenses $27. Its desired ROI per unit is $31.54. Calculate its markup percentage using a total cost approach. (Round answer to 2 decimal places, e.g. 15.25%.) x Markup percentage 105 %