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 the son is? Pick: A) 16 B) 19 C) 15 D) 20 E) 28
Let the son's present age be x years.   Then, man's present age = (x + 30) years.   (x + 30) + 2 = 2(x + 2)   x + 32 = 2x + 4   =&gt; x = 28 .   Answer: 28
<result>E</result>
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 the son is?