Binny’s present age= x years ∴ Akki’s present age= (x – 7) years According to the question, x + 16 = 2 (x – 7 – 2) = 2 (x – 9) ⇒ x + 16 = 2x – 18 ⇒ 2x – x = 18 + 16 ⇒ x = 34 years ∴ Required sum = x + x – 7 = (2x – 7) years = (2 × 34 – 7) years = (68 – 7) years = 61 years