Jonah Hill Company manufactures two products. Information about the two products is as follows: Product X $80 Selling price per unit Variable costs per unit Contribution margin Product Y $30 15 $15 45 $35 per unit The company expects fixed costs to be $189,000. The firm expects 60% of its sales (in units) to be Product X and 40% to be Product Y (a sales mix of 3:2). a. Calculate the weighted average contribution margin or contribution margin by package (2 marks)