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                         Puzzle #326
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         What are the next two numbers in this series?

        12, 15, 45, 42, 14, 17, 51, 48, 16, ____, ____
           
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                         Puzzle #327
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          What is the next number in this series?

               5, 7, 11, 19, 35, 67, ____           

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                         Puzzle #328
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          What is the next number in this series?

              2, 3, 6, 18, 108, 1944, _____                   

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                         Puzzle #329
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            What are the missing letters in this set?
        
           A, ___, E, ___, I, K, M, O, Q, ___, U, W, Y      

Submitted by Kirk Cummins - Grade 5 at Deer Park P.S. in Kenswick, Ontario


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                     Challenge Puzzle #329PLUS
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           What is the missing number in this series?

    19, 15, 12, 22, 5, 20, 8, 9, 31, 7, 14, 28, 20, 16, ____

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                         Puzzle #330
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        What are the two missing letters in this set?
        
                 ____, ____, Y, U, I, O, P   
           

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