3 = 20 → (13 - 3) × 2 = 2012∆7 = 10 → (12 - 7) × 2 = 1012∆5 = 14 → (12 - 5) × 2 = 14Similarly,16∆2 → (16 - 2) × 2 = 28Hence, the CORRECT answer is ‘28’.