How can I get the answer 24 by only using the numbers 8,8,3,3.
You can use add, subtract, multiply, divide, and parentheses.
Bonus rules: also allowed are logarithms, factorials and roots
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Puzzle No 9: Cogged Down. Answer = Cog B should be inserted Please see the related link below for a walkthrough of this puzzle.
43 54 66
If there are N discs, the minimum number of moves required is 2N - 1.
Because 9*9 = 81 which is a square number or a perfect square.
un puzzle