View Policies Show Attempt History Sandhill Bucket Co., a manufacturer of rain barrels, had the following data for 2022. If the company wishes to increase its total dollar contribution margin by 30% in 2022 , by how much will it need to increase its sales if selling price per unit, variable price per unit and total fixed costs remain constant? Total increase in sales required: What is the contribution margin ratio? Contribution margin ratio eTextbook and Media