Pharoah provides environmentally friendly lawn services for homeowners. Its operating costs are as follows. Depreciation $1,500 per month Advertising $450 per month Insurance $3,330 per month Weed and feed materials $20 per lawn Direct labor Fuel $13 per lawn $3 per lawn Pharoah 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