Question 29 - Quantitative Practice Test for the GMAT

Which of the following statements is true about the remainder (r) of \(\frac{n^2-2}{9}\)?

I) r = 7 if n is a multiple of 9

II) r is even if n is a factor of 9

III) r is either 2, 5 or 8 if n is a prime integer greater than 3

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