Hakala plans to sell its Standard surfboard for $1,200 and its Limited Edition surfboard for $2,500. Hakala purchases the basic surfboard for $500 from its suppliers. Painting and further upgrades cost $300 for the Standard model and $700 for the Limited Edition model. Hakala expects to sell two Limited Edition models for every seven Standard models. Hakala's monthly fixed expenses are $34,520. 1. Given the expected sales mix, what is the expected weighted average contribution margin? Is this higher or lower than a simple average contribution margin? Explain. 2. Given this sales mix, how many surfboards, in total, must Hakala sell monthly to break even? 3. How many of each type of surfboard must Hakala sell monthly to breakeven? 4. Prove that your answer does, indeed, result in the company breaking even. 5. Answer the following without doing calculations: If the company actually sells 5 Standard models for every 3 Limited Edition model (rather than the expected 7 Standard: 2 Limited Edition sales mix), will the total number of units needed to break even be higher or lower? Why? 6. Prove your answer to part 5) by finding the total number of surfboards needed to break even under the actual sales mix