The ages of two persons differ by 16 years. 4 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 answers:	A) 15	B) 20	C) 28	D) 30	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 � 4) = 3 (x-16-4)   =&gt; x � 4 = 3x � 60   =&gt; 2x = 56   =&gt; x = 60/2 = 28   Answer: Option 28
<result>C</result>
The ages of two persons differ by 16 years. 4 years ago, the elder one was 3 times as old as the younger
one. What are their present ages of the elder person