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How do you know that 5, 7, 8, 9, 10, and 11 are not factors of 12?

How do you know that 5, 7, 8, 9, 10, and 11 are not factors of 12?
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3 votes
How do you know that 5, 7, 8, 9, 10, and 11 are not factors of 12?

User Carusd Ray
by
8.1k points

1 Answer

4 votes

Answer :

Factors of 12 are


1 * 12 \\ 2 * 6 \\ 3 * 4.

  1. 5 multiplied by any number can never give 12 . Multiples of 5 are

  2. 5 \: 10 \: 15 \: 20
  3. 7 multiples are

  4. 7 \: 14 \: 21
  5. Same applies for all the listed numbers
User Nasha
by
8.2k points
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