Statement 1: A=16 Here, the maximum possible sum for A+B+C+D = 16+15+14+13 = 58. Implication: The minimum possible sum for x+y+z = 89-58 = 31. Options for x, y and z: 12, 11, 10, 9, 8, 7... Hi Mitch, x+y+z = 89-58 = 31 is the maximum possible sum for x+y+z, isn't it? I thought it was a typo in your...