331, 482, 551, 263, 383, 242, 111	Choose the correct choice from the following answers
A) 263 B) 383 C) 242 D) 111 E) None of these
Solution   In each number except 383,the product of first and third digits is the middle one. Answer 383
<result>B</result>
331, 482, 551, 263, 383, 242, 111