DAY 100:

Today’s Challenge

Starting from ONE, what is the 7th whole number, when written in English, that does NOT contain the letter ‘E’?

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 1st & 3rd rows of the playing board contain the following fourteen numbers:

2   9   13   14   15   22   25   36   40   42   45   66   72   80

List THREE sets of four different numbers that all have a sum of 200.

Make 100 Challenge

Can you arrive at 100 by inserting 4, 5, 8 and 10 into the gaps on each line?

  •  ◯×◯+×◯ = 100
  •  (+÷√◯)×◯ = 100
  •  ◯²×(+) = 100
  •  (³÷◯)×◯÷◯ = 100
  •  ◯²×(+)² = 100
  •  (×◯+)×√◯ = 100
  •  [(×◯)÷(◯)]² = 100

Answers can be found here.

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