Loc and Ashima are farmers. Each one owns an 18-acre plot of land. The following table shows the amount of maize and squash each farmer can produce per year on a given acre. Each farmer chooses whether to devote all acres to producing maize or squash or to produce maize on some of the land and squash on the rest. Maize Squash (Pounds per acre) (Pounds per acre) Loc 28 7 Ashima 18 6