1.   Write 2,564,000 in scientific notation.
    A. 2.564×106 B. 2.564×105
    C. 2,564×103 D. 25.64×105
    Hint

  2.   How can a line graph be used to make predictions?
    A. It displays data.
    B. It has vertical and horizontal scales.
    C. It has a title.
    D. It shows a trend over time.
    Hint

  3.   Express 0.3 as a fraction.
    A. B.
    C. D.
    Hint

  4.   Solve (-5)2 = c.
    A. -10 B. 25
    C. -25 D. 10
    Hint

  5.   Express in simplest form.
    A. B.
    C. D.
    Hint

  6.   Write an algebraic expression for the phrase t decreased by 7.
    A. t ÷ 7 B. t + 7
    C. t × 7 D. t 7
    Hint

  7.   Write the inequality that is graphed on the number line below.
   
    A. B.
    C. D.
    Hint

  8.   Estimate .
    A. 5 B. 4
    C. 2 D. 3
    Hint

  9.   Express as a decimal.
    A. 5.4444 B. 7.25
    C. 54.4444 D. 0.54444
    Hint

  10.   Express 16 per 100 as a percent.
    A. 32% B. 16%
    C. 0.16% D. 8%
    Hint

  11.   Find the least common denominator for and .
    A. 24 B. 56
    C. 14 D. 112
    Hint

  12.   Solve 3.2 + y = 8.7.
    A. 5.5 B. 8.7
    C. -3.2 D. 11.9
    Hint

  13.   Write an algebraic expression for the phrase 17 more than r.
    A. r + 17 B. r - 17
    C. 17r D. 17 > r
    Hint

  14.   Write an algebraic expression for the phrase 6 times z.
    A. z6 B. 6z
    C. z - 6 D. 6 + z
    Hint

  15.   Evaluate + f if f = .
    A. B.
    C. D.
    Hint

  16.   Solve m = × .
    A. 35 B.
    C. D.
    Hint

  17.   Write 63 as a product of the same factor.
    A. 6 · 6 · 6 · 6 · 6 · 6 B. 6 · 6 · 6
    C. 3 · 3 · 3 D. 3 · 3 · 3 · 3 · 3 · 3
    Hint

  18.   Evaluate j - k if j = 10 and k = 2.
    A. 12 B. 8
    C. 5 D. 20
    Hint

  19.   On a full flight from San Antonio to Los Angeles 28 people sat in first class. If 130 were on the flight, how many people sat in coach?
    A. 112 B. 102
    C. 158 D. 108
    Hint

  20.   Make a bar graph to display the data in the table.
   
    A.
    B.
    C.
    D.
    Hint



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