IBPS RRB Office Assistant 20 Sep 2015 Paper

(5) 7 years ago,
Trisha’s age = 5x years
Shalini’s age = 7x years
According to the question,
7x – 5x = 14
⇒ 2x = 14 ⇒ x = 7
∴ Shalini’s present age
= (7x + 7) years
= (7 × 7 + 7) years = 56 years