DAY 174

Today’s Challenge

Simply read the facts below and try and work out which number I am today:

  • I am a 2-digit number
  • I am a multiple of 7
  • The difference between my two digits is 4

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The 7puzzle Challenge

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

The 3rd & 5th rows contain the following fourteen numbers:

6     7     13     16     21     25     36     42     45     50     66     80     81     84

Which number, when 1 is subtracted from it, becomes a square number?

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Answers

. . . can be found when clicking this.

7puzzleblog

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