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4 February, 02:20

What is the greatest common factor (GCF) of 81 and 18? A. 3 B. 81 C. 9 D. 162

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Answers (2)
  1. 4 February, 04:52
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    the answer is C. 9 bc 9 goes into 81 and 18
  2. 4 February, 05:55
    0
    C. 9

    Step-by-step explanation:

    81 = 9 x 9

    18 = 9 x 2

    so the greatest common factor (GCF) of 81 and 18 : 9

    Answer is C. 9
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