Answer:
The total annual cost for Alpha Ave. at 20 persons is $9000.
Step-by-step explanation:
The total cost is made up of both the fixed and the variable costs.
The total cost equation for Alpha Ave can be written as,
Total Annual cost = 5000 + 200x
Where x is the number of persons living in the Alpha Ave.
Thus, at 20 persons living in the Alpha Ave, the ytotal annual cost will be,
Total Annual Cost-Alpha Ave. = 5000 + 200 * (20) = $9000