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Mathematics
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The next number in the series 13, 18, 16, 21, 19, is: 22 23 24 25 26
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23
shouldn't it be 24? it seems that the pattern is +5 then -2.
methinks 24
it is +6 then -2 then +5, then -2, so the next one would be +4
18-13 = 5
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lol yeah my bad...you're right
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