Oriole provides environmentally friendly lawn services for homeowners. Its operating costs are as follows. Depreciation Advertising Insurance Weed and feed materials Direct labor Fuel $1,500 per month $400 per month $3,560 per month $24 per lawn $3 per lawn $1 per lawn Oriole charges $80 per treatment for the average single-family lawn. (a) Determine the company's break-even point in number of lawns serviced per month Break-even point lawns