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 0-1,700 units, and monthly production costs for the production of 1,400 units follow. Morning Dove's utilities and maintenance costs are mixed with the fixed components shown in parentheses. Production Costs Direct materials Direct labor Utilities ($130 fixed) Supervisor's salary Total Cost $2,500 7,100 620 3,400 Maintenance ($270 fixed) 520 Depreciation 750 Suppose it sells each birdbath for $22. Required: 1. Calculate the unit contribution margin and contribution margin ratio for each birdbath sold. 2. Complete the contribution margin income statement assuming that Morning Dove produces and sells 1,600 units.