Critical Thinking Puzzles: Missing Number Series

December 30, 2008

Find the missing number in the series?
9, 61, 52, 63, 94, ___ , 18?

Anonymous said...: 46; January 9, 2009 at 12:40 PM
Unknown said...: can u explain the logic; February 10, 2009 at 9:26 PM
Anonymous said...: 3*3 =9
4* 4=16 reverse digits to get 61
5*5 =25 reverse to get 52; March 19, 2009 at 6:47 AM
Anonymous said...: in that case, shouldn't 9 be 90?; March 27, 2009 at 7:35 PM
jual alat drumband said...: I think this is very good thanks for your articles.; October 18, 2014 at 5:02 AM
jual alat drumband said...: I think this is very good thanks for your articles.; October 18, 2014 at 5:02 AM