Multiple choice

Which of the following sets of numbers represents the prime numbers between 6 and 21?

  1. 7, 9, 11, 13, 17, 19

  2. 7, 8, 10, 12, 14, 16, 18

  3. 7, 11, 13, 17

  4. 7, 11, 13, 17, 19
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Prime numbers between 6 and 21 are 7, 11, 13, 17 and 19.

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