331, 482, 551, 263, 383, 362, 284 July 18, 2022 by admin Question: 331, 482, 551, 263, 383, 362, 284 [A]. 263 [B]. 383 [C]. 331 [D]. 551 Answer: Option B Explanation: In each number except 383, the product of first and third digits is the middle one.