Mathematics, 03.09.2021 05:40 rayastransformers

You have 12 coins, one of which is fake. The fake is either lighter or heavier than the real coins, but you do not know which. You have a balance that you can use to compare the weights of items. How can you find the fake coin in just three uses of the balance?

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You have 12 coins, one of which is fake. The fake is either lighter or heavier than the real coins,...