If fixed costs are $700 and total variable costs are $300, what are total costs? O $21,000 O $400 $1.000 O $1,500 You are thinking about purchasing a new oven for your bakery that costs $20,000. You charge $20 for each cake, while the actual cost per cake is $5. If your new oven has design and effective capacities of 7,000 and 4,000 cakes per year, respectively, and you expect to be 75% efficient in his use of this oven, how many cakes do you plan to bake each year? 4,000 6.000 5.000 3.000