Categories Verbal 9 : 81 :: 13 : ? Post author By esimpk Post date December 21, 2021 No Comments on 9 : 81 :: 13 : ? A: 31 B: 121 C: 169 D: 181 In the above question the answer is 169 because the the square of 13 is 169 ← ANALOGY QUESTIONS? → 2 : 12 :: ? : 80 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.