1.   The equation where d represents the distance in miles
and t is the number of seconds between seeing lightening and
hearing thunder, tells how far away a thunderstorm is.
How far is it to a thunderstorm if you count 15 seconds between
seeing the lightening and hearing the thunder?
    A. 1 mile B. 15 miles
    C. 3 miles D. 10 miles
    Hint

  2.   The following are scores on an English exam. The highest score possible is 100. Where is there a cluster?
   
    A. 20-100 B. 20-30
    C. 60-75 D. 90-100
    Hint

  3.   You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam in order to have a mean of 80?
    A. 97 B. 100
    C. 80 D. 93
    Hint

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

  5.   Which of the following numbers is composite?
    A. 1 B. 23
    C. 9 D. 31
    Hint

  6.   Solve 7 + (-16) = x.
    A. 23 B. -9
    C. 9 D. -23
    Hint

  7.   Find the perimeter of a rectangle with length 14 centimeters and width
9 centimeters.
    A. 23 cm B. 46 cm
    C. 30 cm D. 53 cm
    Hint

  8.   Find .
    A. B.
    C. D.
    Hint

  9.   Find .
    A. B.
    C. D.
    Hint

  10.   Which is the best buy: $4.08 for a 16-ounce box of cereal, $4.50 for an 18-ounce box of cereal, or $5.39 for a 22-ounce box of cereal?
    A. There is no best buy because they all have the same unit price. B. 18-ounce box
    C. 22-ounce box D. 16-ounce box
    Hint

  11.   Solve .
    A. 30 B. 25
    C. 20 D. 35
    Hint

  12.   Express 0.87 as a percent.
    A. 8.7% B. 0.87%
    C. 87% D. 870%
    Hint

  13.   Write 0.234 as a percent.
    A. 23% B. 2.34%
    C. 234% D. 23.4%
    Hint

  14.   What is the best estimate for 0.6% of 38?
    A. 2 B. 20
    C. 0.02 D. 0.2
    Hint

  15.   Find the perimeter of the triangle, then round to the nearest tenth.
   
    A. 34.0 units B. 34.027 units
    C. 34.03 units D. 34.02 units
    Hint

  16.   Express 82 out of 100 as a percent.
    A. 0.83% B. 82%
    C. 0.83% D. 82%
    Hint

  17.   What number is 77% of 126?
    A. 102.44 B. 98.28
    C. 97.02 D. 77.13
    Hint

  18.   The Mojave Desert in southern California is 15,000 square miles. The Sahara Desert in northern Africa is about 233 times larger than the Mojave Desert. How big is the Sahara Desert?
    A. 3.5 × 105 sq mi B. 3.5 × 104 sq mi
    C. 3.5 × 106 sq mi D. 3.5 × 103 sq mi
    Hint

  19.   Find 6 × written in simplest form.
    A. B. 2
    C. D. 2
    Hint

  20.   Determine whether = form a proportion. Explain.
    A. No, because 10.62 × 4 = 6 × 7.05.
    B. Yes, because 10.62 × 4 = 6 × 7.05.
    C. No, because 10.62 × 4 6 × 7.05.
    D. Yes, because 10.62 × 4 6 × 7.05.
    Hint



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