Today’s Challenge
Using the numbers 1, 4 and 6 once each with + – × ÷ available, list the SIX numbers that are mathematically possible to make in the range 20-30 inclusive.
Details of our Mathematically Possible game is at mathematicallypossible.com.
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The 7puzzle Challenge
The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, ranging from 2 up to 84.
The 3rd & 5th rows contain the following fourteen numbers:
6 7 13 16 21 25 36 42 45 50 66 80 81 84
What is the sum of the factors of 100?
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Answers
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