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17.313131.... Is RATIONAL , because it can be converted to a RATIO/Fraction.

Hence

Let P = 17.313131....

Then

100P = 1731.313131...

Subtract

99P = 1714 .0 ( NB THe repeating decimals subtract to zero'.

Hence

P - 1714/99

P = 17 31/99 The Ratio.

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lenpollock

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4mo ago
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Q: Is 17.31 REPEATING at 31 irrational or rational?
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