The difference between the ages of two person is 10 years. Fifteen years ago, the elder one was twice as old as the younger one. The present age of the elder person is Select the correct option
A) 15	B) 25	C) 35	D) 45	E) 30
x&gt;y;   x-y=10;   x-15=2*(y-15);   Finally, x=35.   ANSWER:35
<result>C</result>
The difference between the ages of two person is 10 years. Fifteen years ago, the elder one was twice as old as the younger one. The present age of the elder person is