A Dec 12 2 Hours 4 Minutes 27 A garden store prepares various grades of plne bark for much, mits, and chips, with profits of $5.50, $5.25, and $5.75 per bag respectively. The mulching process requires pine bark (400 pounds available, machine time (1440 minutes available) tabor time (475 minutes wallable). Each bag of gets requires 2 pounds of bark, 2 minutes of machine time and 3 minutes of labor. Each bag of mini-nuests recres 25 pounds of bark, 1 minutes of machine time and 2 minutes of labor. Each bag of chips requires 3 pounds of bark 2 minutes of machine time and 1 minutes of labor. The garden store is committed to producing at least 40 bags of mini- negets a. How many bags of each type of mulch should be made to maximize profit? Nuggets mini-nuggets Select chlo Select b. What is the optimal profit? Select c. For this solution, what is the marginal value (shadow price of a pound of pine bark? Select Altin d. What is the marginal value (shadow price) of machine time? Select 1 e. What impact would increasing labor hours by 20 have on the overall profit? Select)