Jamison Company uses the total cost method of applying the cost-plus approach to product pricing. Jamison produces and sells Product X at a total cost of $1,000 per unit, of which $680 is product cost and $320 is selling and administrative expenses. In addition, the total cost of $1,000 is made up of $570 variable cost and $430 fixed cost. The desired profit is $200 per unit.

Required:
Determine the markup percentage on total cost.