The ages of two persons differ by 16 years. 3 years ago, the elder one was 3 times as old as the younger
one. What are their present ages of the elder person Choose the correct choice from the following choices.
A) 15	B) 20	C) 25	D) 27	E) 35
Explanation:   Let's take the present age of the elder person = x   and the present age of the younger person = x � 16   (x � 3) = 3 (x-16-3)   =&gt; x � 3 = 3x � 57   =&gt; 2x = 54   =&gt; x = 54/2= 
<gadget id="calculator">54/2</gadget>
<output>27</output>
27   Answer: Option 27
<result>D</result>
The ages of two persons differ by 16 years. 3 years ago, the elder one was 3 times as old as the younger
one. What are their present ages of the elder person