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Random Puzzles 


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Puzzle 1 


If …

   7/28 of 64 is 16,

   and 9/12 of 100 is 75,

   and 3/9 of 33 is 11,

what is 5/15 of 45?

Puzzle Copyright © Kevin Stone

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Puzzle 2 


Exactly how many minutes is it before seven o'clock, if 40 minutes ago it was three times as many minutes past two o'clock?

Image showing two clocks.

Puzzle Copyright © Kevin Stone

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Puzzle 3 


What is the next number in this sequence:

100  365  24  60  ?

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Puzzle 4 


Place letters into the grid such that every row, column, and 2x2 block has letters (in any order) that form a common word. Each letter is only used once, and no letter is repeated in the rows / cols / blocks.

Letters allowed: S H O W E R S

Note: this puzzle is not interactive, and the squares cannot be clicked.

Puzzle Copyright © Alan Stillson and Frank Longo

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