Ivanhoe Corporation produces outdoor portable fireplace units. The following cost information per unit is available: direct materials $$19,$ direct labor $$15,$ variable manufacturing overhead $$18,$ fixed manufacturing overhead $$23,$ variable selling and administrative expenses $$8,$ and fixed selling and administrative expenses $$14.$ The Company$$s ROI per unit is $$20.$

Calculate Ivanhoe Corporation$$s markup percentage using absorption$-$cost pricing.