Math Unit 1 Test
  • 1. Is 24 an even or an odd number?
A) Even
B) Odd
  • 2. Which of the following is an odd number?
A) 4
B) 126
C) 12
D) 13
  • 3. The factors of 24 are...
A) 1, 2, 3, 4, 5, 6, 10, 12, 24
B) 1, 2, 3, 4, 5, 6, 10, 12, 24
C) 2, 4, 6, 8, 10, 12, 14, 24
D) 1, 2, 3, 4, 6, 8, 12, 24
  • 4. Which of the following numbers is NOT a prime number?
A) 4
B) 5
C) 2
D) 3
  • 5. The prime factorization of 24 is...
A) 2 * 2 * 6
B) 2 * 2 * 2 * 2 * 2 * 2 * 2 * 2 * 2 * 2 * 2 * 2
C) 2 * 12
D) 2 * 2 * 2 * 3
  • 6. 72 =
A) 49
B) 9
C) 72
D) 14
  • 7. 92 =
A) 11
B) 18
C) 92
D) 81
  • 8. 62 =
A) 8
B) 36
C) 62
D) 12
  • 9. 52 =
A) 25
B) 52
C) 7
D) 10
  • 10. 102 =
A) 12
B) 20
C) 100
D) 102
  • 11. 82 =
A) 88
B) 16
C) 8 * 8
D) 8 + 8
  • 12. Which number is a composite number?
A) 31
B) 25
C) 13
D) 5
  • 13. A prime number always...
A) is a square number
B) is divisible by 3
C) is an odd number
D) has only two factors
  • 14. Which of the following statements is true about even numbers?
A) they always have the number 2 as a factor
B) they are never prime numbers
C) they can never be divisible by 3
D) they are always square numbers
  • 15. The number 1 is...
A) Composite
B) Prime
C) Both Prime and Composite
D) Neither Prime nor Composite
  • 16. One of the factors of 22 is...
A) 11
B) 12
C) 4
D) 3
  • 17. How many factors does the number 23 have?
A) 6
B) 2
C) 4
D) 8
  • 18. How many factors does the number 9 have?
A) 3
B) 5
C) 2
D) 4
  • 19. A composite number always...
A) is an even number
B) has more than two factors
C) is a square number
D) is not divisible by 3
  • 20. Which number is NOT a factor of 26?
A) 3
B) 1
C) 2
D) 13
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