DAY 294

Today’s Challenge

Start with the number 7, then add 0.15, then to that answer add 0.3, then 0.45 . . . and keep on adding consecutive multiples of 0.15 to the previous total.

What is the first answer you reach that is greater than 15?

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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 2nd & 3rd rows contain the following fourteen numbers:

8     13     17     25     28     36     42     45     48     55     63     64     66     80

What is the difference between the highest and lowest multiples of 6?

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Answers

. . . can be found when clicking this.

7puzzleblog

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