|A) 12 yrs||B) 14 yrs|
|C) 16 yrs||D) 18 yrs|
12 year old Manish is three times as old as his brother Rajeev who must be 4 years old.
Diff in ages = 8 years.
when Rajeev will become 8 years old, Manish will be 16 yrs old and he will be twice as old as Rajeev.