A certain lake has smallmouth and largemouth bass and also three tyles of food for these fish, I, II and III. Each month each smallmouth bass requires 1 pound of food I, 1 pound of food II and 2 pounds of food III and each largemouth bass requires 4 pounds of food I, 2 pounds of food II and 1 pound of food III. Each month the lake can supply at most 600 pounds of food I, at most 400 pounds of food II, and at most 650 pounds of food III. If $2 can be obtained from harvesting smallmouth bass and $5 for largemouth bass, how many of each type of fish should be harvested to maximize revenue? Find the maximum revenue.

smallmouth bass =

largemouth bass =

___________ is the maximum revenue