1.   Solve .
    A. 10 B. 40
    C. 320 D. 2.5
    Hint

  2.   In Kendra's school, 2 out of every 5 seventh graders went to a movie theater over the weekend. If there are 80 students in the seventh grade, how many of them saw a movie?
    A. 16 B. 36
    C. 32 D. 28
    Hint

  3.   Is a proportion? Explain.
    A. Yes, because 2 × 9 = 8 × 3.
    B. No, because 2 × 9 8 × 3.
    C. No, because 2 + 3 = 8 + 9.
    D. Yes, because 2 × 3 = 8 × 9.
    Hint

  4.   Solve = .
    A. 12 B. 121.5
    C. 24 D. 6
    Hint

  5.   Find k if = .
    A. 2 B. 4.5
    C. 0.5 D. 60.5
    Hint



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