# day/dydd 326 at 7puzzleblog.com

The Main Challenge

Only one of the following 2-digit even numbers can be divided exactly by 6. Which one?

26  34  38  44  46  50  56  62  64  74  78  86  98

The 7puzzle Challenge

The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from 2 up to 84.

The 3rd & 6th columns contain the following fourteen numbers:

4   7   12   15   17   30   35   36   40   49   54   64   80   81

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

The Factors Challenge

Which of the following numbers are factors of 326?

4    6    8    12    14    16    None of them

The Mathematically Possible Challenge

Using 56 and 12 once each, with + – × ÷ available, which are the only THREE numbers it is possible to make from the list below?

9    18    27    36    45    54    63    72    81    90

#9TimesTable

The Target Challenge

Can you arrive at 326 by inserting 1, 2, 3, 4 and 5 into the gaps below?

•  (◯+◯)³+(◯³×◯²)–◯² = 326

Answers can be found here.

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