DAY 52:

Today’s Challenge

List the five 2-digit numbers that have all the following attributes:

  • are not odd numbers,
  • are not multiples of 3, 4, 5 or 7, and
  • has its digits adding up to more than 10?

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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 1st & 5th rows contain the following fourteen numbers:

2     6     7     9     14     15     16     21     22     40     50     72     81     84

What is the sum of the factors of 36?

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Answers

. . . can be found when clicking this.

7puzzleblog

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