Multiple choice general knowledge

What is the next prime number after 7?

  1. 13

  2. 9

  3. 11

  4. 15
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

After 7, we check 8 (not prime, divisible by 2), 9 (not prime, divisible by 3), 10 (not prime, divisible by 2 and 5), and 11. 11 is prime because its only divisors are 1 and 11. Prime numbers are greater than 1 and only divisible by 1 and themselves.

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