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When the even integer n is divided by 9, the remainder is 8. Which of the following, when added to n, gives a number that is divisible by 18?
Option D is the correct answer.
Given that n=9q+8 and n is even –> n could be 8, 26, 44, …
What number from answer choices when added to 8 (for example) yields a multiple of 18?
Only option 10.