A man is 30 years older than his son. In two years, his age will be twice the age of his son. The present age of this son is Choose the correct choice from the following answers.
A) 28 years  B) 22 years  C) 23 years  D) 24 years  E) 26 years

Rationale: "explanation : let ' s son age is x , then father age is x + 30 . = > 2 ( x + 2 ) = ( x + 30 + 2 ) = > 2 x + 4 = x + 32 = > x = 28 years option a"
Answer: A