DAY 162

Today’s Challenge

Here’s a mini-MATHELONA challenge where you must replace the eight ◯’s below with the eight digits 0, 1, 1, 2, 2, 2, 3 and 4 so both lines work out arithmetically:

◯  +  ◯   =    4    =   ◯  ×  ◯
◯  –  ◯   =    2    =   ◯  ÷  ◯

Click MATHELONA for details of our pocket book challenges.

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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 4th & 6th rows contain the following fourteen numbers:

3     5     10     12     18     20     32     33     35     44     49     54     56     60

Which two numbers when divided by 6 are also on the list?

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Answers

. . . can be found when clicking this.

7puzzleblog

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