1.   Find all of the factors of 8.
    A. 1, 2, 4, 8 B. 1, 2, 6
    C. 2, 4, 8 D. 1, 2, 4
    Hint

  2.   Find all of the factors of 15.
    A. 1, 3 B. 3, 5, 15
    C. 1, 3, 5, 15 D. 1, 3, 5
    Hint

  3.   Find all of the factors of 24.
    A. 1, 2, 3 B. 1, 2, 3, 4, 6, 8, 12, 24
    C. 1, 2, 3, 4, 6, 8, 12, 24, 48 D. 3, 4, 6, 8, 12, 24
    Hint

  4.   Identify the first five multiples of 8.
    A. 0, 8, 16, 32, 48 B. 0, 8, 16, 24, 32
    C. 0, 8, 16, 32, 56 D. 16, 24, 32, 40, 48
    Hint

  5.   Identify the first five multiples of 10.
    A. 20, 40, 60, 80, 100 B. 0, 10, 30, 30, 50
    C. 0, 10, 20, 30, 40 D. 10, 20, 30, 40, 60
    Hint