DAY 92:

Today’s Challenge

List SEVEN different positive whole numbers that total 100 and follow these rules:

  • each number must be at least 4 away from its nearest neighbour,
  • the list must contain at least three square numbers.

Can you find at least one solution?

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 6th & 7th rows of the playing board contain the following fourteen numbers:

4   5   11   12   18   20   24   27   30   33   49   56   70   77

What is the sum of the multiples of 4?

Make 92 Challenge

Can you arrive at 92 by inserting 2, 4, 10 and 12 into the gaps on each line?

  •  ◯×◯×◯+◯ = 92
  •  ◯²–(◯+◯)÷◯ = 92
  •  ◯×(◯–◯)– = 92

Answers can be found here.

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