Answers to Problems 9 Their maximum possible coffee output is 36 pounds per day(12 from Tom, 24 from Susan) b. Their maximum possible output of nuts is also 36 pounds per day(12 from Susan, 24 from Tom)Answers to Problems 9 ◼ a. Their maximum possible coffee output is 36 pounds per day (12 from Tom, 24 from Susan). ◼ b. Their maximum possible output of nuts is also 36 pounds per day (12 from Susan, 24 from Tom)