a. The fishing ground for winter flounder covers 200,000 acres of the New York Bight. If the total value of the winter flounder catch is $20 million dollars, what is the value of an acre of the sea floor?

b. Sand, like that used in beach nourishment, costs $15 per cubic yard.If a dredge can remove a layer of the sea floor one yard thick, what is the value of an acre of sea floor in terms on sand resource?