Exercise 3-4A (Algo) Determining variable cost from incomplete cost data LO 3-1 Rundle Corporation produced 201,000 watches that it sold for $17 each during year 2. The company determined that fixed manufacturing cost per unit was $7 per watch. The company reported a $804,000 gross margin on its year 2 financial statements Required Determine the variable cost per unit, the total variable product cost, and the total contribution margin. Variable cost per unit Total variable product cost Total contribution margin