John Street Barber Shop pays $20 per month for water for the rst 15,000 gallons and $2.25 per thousand gallons above 15,000 gallons. Calculate the total water cost when the barber shop uses 13,000 gallons, 18,000 gallons, and 22,000 gallons. (Do not round interim calculations. Round your final answers to the nearest cent.) Usage Total Water Cost 13,000 gallons 18,000 gallons 22,000 gallons