DAY 230

Today’s Challenge

For each of the five groups below, use the three numbers once each with + – × ÷ available to try and make the target of 23, but for one of the groups it is impossible. Which one?

  •   1    4    6
  •   2    5    5
  •   3    4    5
  •   3    4    6
  •   3    5    6

Full details of my number & strategy board game, click Mathematically Possible.

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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 up to 84.

The 1st & 7th rows of the playing board contain the following fourteen numbers:

2     4     9     11     14     15     22     24     27     30     40     70     72     77

Which three different numbers have a sum of 77?

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Answers

. . . can be found when clicking this.

7puzzleblog

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