Carla Vista Bucket Co., a manufacturer of rain barrels, had the following data for 2019. Sales 2,960 units Sales price $60 per unit Variable costs $42 per unit Fixed costs $26,640 (a) Your answer is correct. What is the contribution margin ratio? Contribution margin ratio 30% (d) If the company wishes to increase its total dollar contribution margin by 30in 2020, by how much will need to increases sales if seling price per unit variable price per unit and total fed costs remain constant Total increase in sales required Coen Show Work