1) 72.04 - 24.64 = X : 3.002 47.4 = X : 3.002 X = 47.4 * 3.002 X = 142.2948 ............................................................................. 2) X : 1.2 = 41 + 3.6 * 2.5 X : 1.2 = 41 + 9 X : 1.2 = 50 X = 50 * 1.2 X = 60 ............................................................................. 3) X : 3.02 - 24.6 = 7.29 X : 3.02 = 7.29 + 24.6 X : 3.02 = 31.89 X = 31.89 * 3.02 X = 96.3078