December 30, 2008

Missing Number Series



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

6 comments:

  1. 3*3 =9
    4* 4=16 reverse digits to get 61
    5*5 =25 reverse to get 52

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  2. in that case, shouldn't 9 be 90?

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  3. I think this is very good thanks for your articles.

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  4. I think this is very good thanks for your articles.

    ReplyDelete