1.   Write 3,465 in scientific notation.
    A. 346.5×10 B. 3.465×103
    C. 34.65×102 D. 0.3465×104
    Hint

  2.   What does 9|4 mean?
   
    A. 94 B. 904
    C. 9/4 D. 49
    Hint

  3.   What is the difference between the highest and the lowest values?
   
    A. 80 B. 75
    C. 100 D. 84
    Hint

  4.   Find the lower quartile for the quiz scores.
   
    A. 17 B. 3
    C. 13 D. 12
    Hint

  5.   Which statistic is misleading in the following set of test scores?
2, 85, 87, 88, 89
    A. median B. mean
    C. mode D. upper quartile
    Hint

  6.   What are the prime factors of 120?
    A. 2, 2, 2, 3, 5 B. 2, 60
    C. 2, 3, 5 D. 2, 2, 30
    Hint

  7.   Evaluate x - y if x = 2 and y = 7.
    A. 9 B. 5
    C. -9 D. -5
    Hint

  8.   When you add 6 to the product of a number and 10, the result is 36. Solve 10n + 6 = 36 to find the number.
    A. 2 B. 4
    C. 3 D. 6
    Hint

  9.   A music club is offering unlimited CDs for $6.00 each. There is also a $5.00 shipping cost. If m = the number of CDs, which equation can you use to determine how many CDs you can buy with $35.00?
    A. 6m + 5 = 35 B. 5m + 6 = 35
    C. 6m = 35 D. 5 + 6 = 35m
    Hint

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

  11.   Evaluate 42 10
    A. 2 B. 6
    C. 26 D. 16
    Hint

  12.   An automobile dealer wants to sell a certain car for $20,000. If three other dealers in town are selling the same car for $15,000, $15,000, and $30,000, which measure of central should the car dealer use to describe this data to his customers?
    A. mean B. range
    C. median D. mode
    Hint

  13.   What is the greatest common factor of 39 and 18?
    A. 9 B. 6
    C. 13 D. 3
    Hint

  14.   What is the greatest common factor of 20x2 and 32x3?
    A. 8x B. 4x2
    C. 8x3 D. 4x
    Hint

  15.   Solve v = -8(4).
    A. 32 B. 12
    C. -32 D. -12
    Hint

  16.   Which graph represents the solution to 3t + 2 8?
    A.
    B.
    C.
    D.
    Hint

  17.   Choose the equation for the graph below.
   
    A. y = 2x - 2 B. y = x - 3
    C. y = 4x - 2 D. y = 3x - 3
    Hint

  18.   Write 10 · 10 · 10 in exponential form.
    A. 13 B. 310
    C. 103 D. 31
    Hint

  19.   Evaluate |-6| - |2|.
    A. -8 B. -4
    C. 4 D. 8
    Hint

  20.   Simplify 16 + y + (-20).
    A. 4 + y B. y + (-4)
    C. y - 36 D. 4 + (-y)
    Hint



Glencoe
The McGraw-Hill Companies