WK Qu. 2-15 Find the optimal solution for the following... Find the optimal solution for the following problem. (Round your answers to 3 decimal places.) Minimize C subject to 16x + 15y + 6z 10x + 12y + 192 > 60 13x + 12y + 112 > 120 x?, y 20. and a. What is the optimal value of x? x b. What is the optimal value of y? y b. What is the optimal value of y? |y c. What is the optimal value of z? Z d. What is the minimum value of the objective function? Minimum value