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A Simple Math Permutations Question?
You have a bracelet on each of your 4 limbs. Each bracelet has its colour randomly (and independently) selected, and can be white, black, or red. How many colour combinations could you be wearing?
Any help is appreciated!
1 Answer
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- PuzzlingLv 75 years agoFavorite Answer
3 choices for each of your 4 limbs.
3 x 3 x 3 x 3
= 3^4
= 81 different ways
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