a. Calculate the contribution margin ratio.

b. Calculate the break-even point in dollars.

c. Calculate the margin of safety in dollars.

d. The company wishes to increase its total dollar contribution margin by 55% in 2021. Determine by how much it will need to increase its sales if all other factors remain constant.

Question 13 Montreal Seating Co., a manufacturer of chairs, had the following data for 2020: Sales Sales price Variable costs Fixed costs 3,030 units $50 per unit $18 per unit $51,840