DAY 203

Today’s Challenge

Start with the number 7 and complete the following 16 arithmetic steps:

  • multiply by 10
  • 40 percent of this
  • double it
  • multiply the digits together
  • increase by 20 percent
  • divide by three
  • increase by 50 percent
  • one-third of this
  • double it
  • square it
  • five-sixths of this
  • decrease by 10 percent
  • divide by three
  • add 39
  • increase by 20 percent
  • seven-ninths of this

What is your answer?

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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

What is the sum of the odd numbers?

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Answers

. . . can be found when clicking this.

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