If a company had a contribution margin of $600000 and a contribution margin ratio of 30%, total variable costs must have been $1400000 $420000. $2000000. $180000. Oriole Company produces high definition television sets. The following information is available for this product: Fixed cost per unit Variable cost per unit Total cost per unit Desired ROI per unit $250 750 1000 400 The target selling price for this television is $1000. $1150 $650. $1400. The following department data are available: Total materials costs $187000 50000 $102000 Equivalent units of materials Total conversion costs Equivalent units of conversion costs 20000 What is the total manufacturing cost per unit? $5.78. $3.74 $5.10. $8.84