Gross PercentagesTrick brain teasers appear difficult at first, but they have a trick that makes them really easy.
You have three Q-Tips. You clean your ear with one, and you see that your earwax has covered 78% of the cotton tip on one side and 15% of the 78% on the other side of that same Q-Tip. When you clean your other ear you see that 154% of the 15% on the other one has covered this Q-Tip and 67% of that Q-Tip is covered. Which Q-Tip is the cleanest?
AnswerThe one you didn't use.
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