11, 69, and 88These brain teasers rely on your ability to recognize groups of common attributes. For each of these puzzles you'll need to figure out why the words or letters are grouped as they are. Sometimes you will be asked to pick the odd-one-out or to place a new word into the correct group.
What do the numbers 11, 69 and 88 have in common?
HintWorking mathematically won't help you one bit.
AnswerWhen turned upside down all three numbers still read the same.
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