DAY 5:

Today’s Challenge

Start with the number 13 and complete each of the 18 steps one at a time.  What is your final answer after carrying out the last calculation?

4      ×3      2      ÷5      +2      ×4      2      ÷2      2      ×2

8      +5      1      ÷3      +2      ÷4      +1      ×3      =      ?

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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 & 2nd rows of the playing board contain the following fourteen numbers:

2     8     9     14     15     17     22     28     40     48     55     63     64     72

What is the difference between the highest and lowest prime numbers?

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Answers

. . . can be found when clicking this.

7puzzleblog

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