How do I find the per unit cost for a mixed behavior

Required information [The following information applies to the questions displayed below.] Morning Dove Company manufactures one model of birdbath, which is very popular. Morning Dove sells all units it produces each month. The relevant range is 0 to 1,700 units, and monthly production costs for the production of 1,300 units follow. Morning Dove's utilities and maintenance costs are mixed with the fixed components shown in parentheses. Required: Complete this question by entering your answers in the tabs below. Identify each cost as variable, fixed, or mixed, and express each cost as a rate per month or per unit (or combination thereof). Note: Round your per unit value to 2 decimal places