DAY 135:

Today’s Challenge

Here’s a number trail involving 16 arithmetical steps.  Start with the number 2, then:

  •  +33
  •  divide by seven
  •  ×3
  •  add ten percent
  •  double this
  •  add three
  •  find the square root of this
  •  +7
  •  1/2 of this
  •  add nineteen point five
  •  subtract two
  •  ÷6
  •  +15
  •  ×5
  •  –93
  •  ÷2

What is your final answer?

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

Which two numbers, when doubled, are also present on the list?

Make 135 Challenge

Can you arrive at 135 by inserting 4, 5, 9 and 12 into the gaps on each line?

  •  ◯²–◯×(◯–◯) = 135
  •  ◯×◯×◯÷◯ = 135
  •  (◯+◯)²+half(◯×◯) = 135

Answers can be found here.

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