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2 votes
Which is not like the others 21 15 6 16 27

User Jools
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2 Answers

5 votes
That would be 16 because all the other number are divisible by 3 and not 16
User Phaxian
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1 vote
The number that is not like the others is 16. All of the other numbers are divisible by 3. (21/3 = 7, 15/3 = 5, 6/3 = 2, 27/3 = 9)
User Martin Osusky
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