Sheridan provides environmentally friendly lawn services for homeowners. Its operating costs are as follows. Depreciation Advertising Insurance Weed and feed materials Direct labor Fuel $1,400 per month $250 per month $2,475 per month $17 per lawn $8 per lawn $2 per lawn Sheridan charges $60 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