PE 25-7A Product cost markup percentage Obj. 2 Example Exercise 25-7 Light Force Inc. produces and sells lighting fixtures! An entry light has a total cost of Show Me How $180 per unit, of which $100 is product cost and $80 is selling and administrative < expenses. In addition, the total cost of $180 is made up of $110 variable cost and $70 fixed cost. The desired profit is $45 per unit. Determine the markup percentage on product cost.