DAY 30:

Today’s Challenge

When listing the first seven whole numbers, above 20, that are not multiples of 3, 5 or 7 or do not contain a 3, 5 or 7 as part of their number, what is the 7th number in your list?

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 3rd & 6th rows of the playing board contain the following fourteen numbers:

5   12   13   18   20   25   33   36   42   45   49   56   66   80

Can you find FIVE groups of three different numbers that each total 99?

Make 30 Challenge

Can you arrive at 30 by inserting 2, 3, 5 and 10 into the gaps on each line?

  •  ◯²+◯–(◯+◯) = 30
  •  ◯×√(◯×◯×◯) = 30
  •  (◯²+◯)×◯÷◯ = 30

Answers can be found here.

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