(For this problem, pay particular attention to the following: 1. You must show step-by-step solution to get credit. 2. You must do your own work, and generally doing own work means that your presentation of answer must be the same as others. 3. If there is a formula relates to this problem, write down the formula first and then in the next step write the formula with all the known variables with only one unknown variable. SS 4.5 4 3.5 3 Fixed cost per unit 2.5 2 1.5 1 0.5 0 0 40,000 160,000 200,000 80,000 120,000 Number of downloads 1. What is the total fixed cost at 20.000 downloads? At 200,000 downloads? 2. The shape of the average fixed cost (as above) is a continuous decline. What explains this shape