36 : (11 – 2) × 7 = 36 : 9 × 7 = 4 × 7 = 28
42 : (14 – 7) × 9 = 42 : 7 × 9 = 6 × 9 = 54
48 : (12 – 6) × 4 = 48 : 6 × 4 = 8 × 4 = 32
Ответ: 28; 54; 32