Exercise 18-17 a-d Oriole Bucket Co., a manufacturer of rain barrels, had the following data for 2019. Sales 2,940 units Sales price $50 per unit Variable costs $40 per unit Fixed costs $11,760 What is the contribution margin ratio? Contribution margin ratio % LINK TO TEXT LINK TO TEXT LINK TO TEXT (b) What is the break-even point in dollars? Break-even point LINK TO TEXT LINK TO TEXT LINK TO TEXT What is the margin of safety in dollars and as a ratio? Margin of safety Margin of safety ratio LINK TO TEXT LINK TO TEXT LINK TO TEXT (d) If the company wishes to increase its total dollar contribution margin by 30% in 2020, 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