1.   Which of the following values is prime?
    A. 72 B. 81
    C. 96 D. 53
    Hint

  2.   Find the prime factorization of 324.
    A. 34 · 4 B. 22 · 33
    C. 22 · 32 · 9 D. 22 · 34
    Hint

  3.   Find the GCF of 24, 36, and 108.
    A. 72 B. 6
    C. 12 D. 24
    Hint

  4.   Find the GCF of 14a2b4c and 56ab2c2
    A. 56ab2c B. 14a2b4c2
    C. 14ab2c D. 56a2b2c2
    Hint

  5.   Find the GCF of 54a2, 84ab, and 10c
    A. 4 B. 8ab
    C. 2 D. 2abc
    Hint



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