A man is 28 years older than his son. In two years, his age will be twice the age of his son. The present age of the son is
Options:	A) 26 years	B) 18 years	C) 20 years	D) 22 years	E) none

Rationale: "solution let the son ' s present age be x years . then , man ' s present age = ( x + 28 ) years . then â € ¹ = â € º ( x + 28 ) + 2 = 2 ( x + 2 ) â € ¹ = â € º x + 30 = 2 x + 4 x = 26 . answer a"
Answer: A