You have 12 identical-looking coins, one of which is heavier or lighter. You can use a balance scale three times. How do you determine the odd coin?
Category: Math · Difficulty: hard
Hint: Think about dividing the coins into groups.
Answer
Employ a methodical strategy to identify the odd coin.
Explanation
Divide the coins into three groups and weigh them against each other to narrow down the possibilities based on balance outcomes.
This is a hard math riddle — a tricky one that takes a little thought. The answer is Employ a methodical strategy to identify the odd coin..
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