1.   What is the multiplicative inverse of
    A. B. 4
    C. D.
    Hint

  2.   Which statement illustrates the transitive property?
    A. If 5 + 2 = 7 and 7 = 3 + 4, then 5 + 2 = 3 + 4. B. 5 + 2 = 2 + 5
    C. 2 + 5 = 2 + 5 D. 2 + 5 = 7
    Hint

  3.   Which statement illustrates the additive identity?
    A. B. 3 + 0 = 3
    C. 3 - 3 = 0 D. 3 × 1 = 3
    Hint

  4.   Evaluate (16 - 4) ÷ 12 × 15.
    A. 1 B. 15
    C. D.
    Hint

  5.   Name the property used in the equation r × 21 = 1. Then solve for r.
    A. Multiplicative Inverse; r =
    B. Multiplicative Identity; r =
    C. Additive Identity; r = 0
    D. Multiplicative Identity; r = 1
    Hint



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