Exercise 19-17 Felde Bucket Co., a manufacturer of rain barrels, had the following data for 2016. Sales Sales price Variable costs Fixed costs 2,400 units $50 per unit $30 per unit $21,000 What is the contribution margin ratio? (Round answer to o decimal places, e.g. 5,275.) Contribution margin ratio What is the break-even point in dollars? (Round intermediate calculation and final answers to o decimal places, e.g. 5,275.) Break-even points What is the margin of safety in dollars and as a ratio? (Round ratio to 2 decimal places, e.g. 12.25.) Margin of safety Margin of safety ratio If the company wishes to increase its total dollar contribution margin by 30% in 2017, 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? (Round answer to o decimal places, e.g. 2,520.) Total increase in sales required