Felde Bucket Co., a manufacturer of rain barrels, had the following data for 2016.

Sales		2,830	units
Sales price		$50	per unit
Variable costs		$35	per unit
Fixed costs		$16,980

1. What is the contribution margin ratio? (Round answer to 0 decimal places, e.g. 5,275.)

2. What is the break-even point in dollars? (Round intermediate calculation and final answers to 0 decimal places, e.g. 5,275.)

3. What is the margin of safety in dollars and as a ratio? (Round ratio to 2 decimal places, e.g. 12.25.)

4. 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 0 decimal places, e.g. 2,520.)