Jonah Hill Company manufactures two products. Information about the two products is as follows: Product Product Selling price per il reco Contribution mayin per ste The company expects fixed costs to be $185,000. The firm expects 70% of its sales (in units) to be Product X and 30% to be Product Y (a sales mix of 7:3). a. Calculate the weighted average contribution margin or contribution margin by package (4 marks) b. Determine the breakeven point in total units, and how much would come from products X and Y (7 marks) c. Determine the level of sales in dollars) necessary to generate operating income of $185,000 (6 marks)