Concord Corporation makes a mechanical stuffed alligator that sings the Martian national anthem. The following information is available for Concord Corporation's anticipated annual volume of 521,000 units. Per Unit Total Direct materials $6 Direct labor $12 Variable manufacturing overhead $16 Fixed manufacturing overhead $3,126,000 Variable selling and administrative expenses $13 Fixed selling and administrative expenses $1,563,000 The company has a desired ROI of 25%. It has invested assets of $29,176,000. Using variable-cost pricing, compute the markup percentage. (Round answer to 2 decimal places, e.g. 10.50%.) Variable-cost pricing markup percentage do %