3. Factors and Multiples
Prime Numbers — Quiz
Test your understanding of prime numbers with 5 practice questions.
Practice Questions
Question 1
Which of the following numbers is a prime number that is greater than $20$ but less than $30$?
Question 2
What is the prime factorization of $72$?
Question 3
Which of the following numbers is divisible by $3$ but not by $9$?
Question 4
If a number is divisible by both $4$ and $6$, which of the following must also be true about the number?
Question 5
Which of the following numbers is a composite number between $30$ and $40$ that is divisible by $7$?