A master painter can paint 110 square yards of surface area with a roller in 1 hour, while his apprentice ſa person who is learning] can paint 85 square feet of surface area per hour with a brush. The master painter asked his apprentice to paint a surface area of
5,100 square feet. The apprentice paints for 5.5 hours. After 5.5 hours, how many square feet does the apprentice have left to
paint?