Crane provides environmentally friendly lawn services for homeowners. Its operating costs are as follows. Depreciation $1,400 per month Advertising $200 per month Insurance $3,020 per month Weed and feed materials $18 per lawn Direct labor $15 per lawn Fuel $3 per lawn Crane 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