IBPS PO Prelims Model Paper 4 with solutions

Rohan’s present age = x years (let)
∴ Ajay’s present age = 2x years
8 years ago,
2x – 8 = 4 (x – 8)
⇒ 2x – 8 = 4x – 32
⇒ 4x – 2x = 32 – 8
⇒ 2x = 24 ⇒ x = 12
Rohan’s age 6 years hence = x + 6 = 12 + 6 = 18 years