Tiffany sells two kinds of homemade tomato sauce. a quart of her tuscan sauce requires 6 tomatoes and 1 cup of oil. a quart of her marinara sauce requires 5 tomatoes and 1.25 cups of oil. she makes $4 profit on each quart of her tuscan sauce and $5 profit on each quart of her marinara sauce. she has 45 tomatoes and 10 cups of oil on hand. tiffany wants to maximize her profits from selling the sauce.
let x represent the number of quarts of tuscan sauce and y represent the number of quarts of marinara sauce tiffany makes.

what are the constraints for the problem?