385, 462, 572, 396, 429, 671, 264	Options
A) 385	B) 429	C) 671	D) 264	E) None of these
Solution   In each number except 429,the middle digit is the sum of the other two. Answer 429
<result>B</result>
385, 462, 572, 396, 429, 671, 264