Montreal Seating Co., a manufacturer of chairs, had the following data for 2020:

Sales		3,200 units
Sales price		$60 per unit
Variable costs		$30 per unit
Fixed costs		$49,500

-Calculate the contribution margin ratio.(%)

-Calculate the break-even point in dollars.

-Calculate the margin of safety in dollars.

-The company wishes to increase its total dollar contribution margin by 56% in 2021. Determine by how much it will need to increase its sales if all other factors remain constant.