Today’s Challenge
Start with the number 7. To this add 0.5, then add 1, then to that answer add 1.5, then 2 . . . and keep on adding consecutive multiples of 0.5 to the previous total.
What is the first answer you would reach that is greater than 50?
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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 4th & 5th rows of the playing board contain the following fourteen numbers:
3 6 7 10 16 21 32 35 44 50 54 60 81 84
What is the average of the two prime numbers on the list?
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Answers
. . . can be found when clicking this.
