Estrada Corporation produced 213,000 watches that it sold for $18 each during 2019. The company determined that fixed manufacturing cost per unit was $8 per watch. The company reported a $852,000 gross margin on its 2019 financial statements. Required Determine the variable cost per unit, the total variable cost, and the total contribution margin. Answer is complete but not entirely correct. Variable cost per unit $ 7 Total variable cost 1,491,000 Total contribution margin 2,343,000