Sheridan Bucket Co., a manufacturer of rain barrels, had the following data for 2019 Sales Sales price Variable costs$42 per unit Fixed costs $18,720 2,080 units $60 per unit lf the company wishes to increase s total dollar contribution margin by 30% in 2020 byhow much unit and total fixed costs remain constant? ill it need to increase its sales if selling price per i variable price per $ Total increase in sales required: eTextbook and Media