ISEE Mathematics Achievement Question 165: Answer and Explanation

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Test Information

Question: 165

5. Which lists all the common factors of 27 and 45?

  • A. 3
  • B. 3, 5
  • C. 3, 5, 9
  • D. 1, 3, 9

Correct Answer: D

Explanation:

D is correct. The common factors of 27 and 45 are 1, 3, and 9.

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