DAY 343

Today’s Challenge

. . . sees another posting of this popular question where you follow the rules and eliminate every number, except one.  From the numbers 1-50, eliminate:

  • numbers containing a 1, 3, 5 or 7
  • even numbers
  • square numbers

There is just one number left, so which is the last one that remains?

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The 7puzzle Challenge

The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from 2 up to 84.

The 3rd & 5th columns of the playing board contain the following fourteen numbers:

4     8     11     12     14     15     17     18     25     35     44     80     81     84

What is the difference between the highest multiples of 8 and 9?

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Answers

. . . can be found when clicking this.

7puzzleblog

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