A person was asked to state his age in years. His reply was , "Take my age 3 years hence, multiply it by 3 and subtract 3 times my age 3 years ago and you will know how old I am." What was the age of the person ? Pick:
A) 18  B) 20  C) 24  D) 30  E) 35
Explanation:   Let the present age of person be x years.   Then, 3(x + 3) - 3(x - 3 ) = x &lt;=&gt; (3x + 9) - (3x - 9) = x &lt;=&gt; x = 18   18NSWER IS 18
<result>A</result>
A person was asked to state his age in years. His reply was , "Take my age 3 years hence, multiply it by 3 and subtract 3 times my age 3 years ago and you will know how old I am." What was the age of the person ?