UPSC Civil Services 2019 Prelims General Studies Paper II

Let Meera age in 2002 = x years
and Meenu age in 2002 = y years
∴ x = 3y and x + 8 = 2(y + 8)
⇒ 3y + 8 = 2y + 16 ⇒ y = 8
Meenu's age = 8 years
Hence, Meenu's year of birth = 2002 – 8 = 1994