McKinney's Sweet Shop specializes in homemade candies and ice cream. McKinney's produces its ice cream in house, in batches of 50 pounds. The first stage in ice cream making is the blending of ingredients to obtain a mix, which meets pre-specified requirements on the percentages of certain constituents of the mix. The desired composition is as follows:

Aplant manager is considering buying additional stamping machines to accommodate increasing demand. the alternatives are to buy 1 machine, 2 machines, or 3 machines. the profits realized under each alternative are a function of whether their bid for a recent defense contract is accepted or not. the payoff table below illustrates the profits realized (in $000's) based on the different scenarios faced by the manager. alternative bid accepted bid rejected buy 1 machine $10 $5 buy 2 machines $30 $4 buy 3 machines $40 $2 refer to the information above. assume that based on historical bids with the defense contractor, the plant manager believes that there is a 65% chance that the bid will be accepted and a 35% chance that the bid will be rejected. what is the expected value under perfect information (evpi)?