Multiple choice

Which of the following options is the greatest common factor of 84 and 35?

  1. 16

  2. 8

  3. 7

  4. 2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Factors of 80 are 1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42 and 84. Factors of 35 are 1, 5, 7, 35. Greatest common factor is 7.

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