Please help with this problem on understanding how to do the work? Explain the solution.

Blanchard Company manufactures a single product that sells for $155 per unit and whose total variable costs are $124 per unit. The company's annual fixed costs are $480,500. (a) Compute the company's contribution margin per unit. Contribution margin (b) Compute the company's contribution margin ratio. Choose Numerator: Choose Denominator: = Contribution Margin Ratio = Contribution margin ratio (c) Compute the company's break-even point in units. Choose Numerator: Choose Denominator: Break-Even Units Break-even units (d) Compute the company's break-even point in dollars of sales. Choose Numerator: Choose Denominator: = Break-Even Dollars = Break-even dollars