Answer questions 3-11 based on the following information. Agarden store produces various products: nuggets (with a quantity of x1), mini-nuggets (with a quantity of x2), and chips (with a quantity of x3). Unit profits are $9, $9, and $6 for nuggets, mini-nuggets, and chips, respectively. The process requires pine bark, machine time, labor time, and storage space. Total resources are 600 pounds of pine bark, 600 minutes of machine time, 480 minutes of labor time, and 150 bags of storage space. The following linear programming model has been developed. Maximize: 9x1+9x2+6x3 (profit) Subject to: Pine bark 5x1+6x2+3x3