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                        Puzzle #121
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       What is the next number in this open series?

          3,  8,  15,  24,  35,  48, 63, 80, ____
    


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                       Puzzle #122
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       What are the missing numbers in this open set?

      ___, 6,  8,  9,  10,  12,  14, 15, 16, 18, 20, ____, ____



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                       Puzzle #123 
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       What is the missing letter in this closed set?

             B,  C,  D,  E,  H,  I,  K,  O, ____

     
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                       Puzzle #124 
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       What is the missing numbers in this open series?

       ____,  26,  26,  25,  23,  20,  16,  11,  5,  ____

     
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                       Puzzle #125 
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      What are the next 2 numbers in this open series?

                   1, 1, 1, 2, 1, 3, 1, ___, ____
or harder
           ___, 1, 12, 1, 1, 1, 2, 1, 3, 1, ___, ____

This puzzle comes thanks to Kevin Berresford & Hugh Davies of 
Monash Primary School Canberra, Australia.

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