1.   Find the solution of 72 + z = 84 if the value of z can be selected from the set {4, 8, 12, 16}.
    A. 8 B. 4
    C. 12 D. 16
    Hint

  2.   Evaluate if a = 9, b = 6 and c = 3.
    A. 11 B. 15
    C. 9 D. 5
    Hint

  3.   Write 24 as a product.
    A. 4 ·4 B. 2 ·2 ·2 ·2
    C. 4 + 4 D. 2 + 2 + 2 + 2
    Hint

  4.   Evaluate 34.
    A. 81 B. 12
    C. 64 D. 7
    Hint

  5.   Evaluate b3 + 6 if b = 2.
    A. 15 B. 512
    C. 14 D. 12
    Hint

  6.   Solve 5 + y = 11.
    A. 7 B. 6
    C. 16 D. 2
    Hint

  7.   11,241 g = ______kg
    A. 11,241,000 B. 0.11241
    C. 112.41 D. 11.241
    Hint

  8.   What is the next term in the sequence 1, 5, 25, 125, ?
    A. 625 B. 225
    C. 3,125 D. 129
    Hint

  9.   Luis Gonzales plays baseball for the Arizona Diamondbacks. After 20 games one season, he had 11 homeruns. Predict how many homeruns he will have after 100 games.
    A. 55 B. 100
    C. 220 D. 22
    Hint

  10.   Name the operation that should be done first in the expression
9 (7 3) 2.
    A. division B. multiplication
    C. subtraction D. addition
    Hint

  11.   Evaluate y3 if y = 4.
    A. 12 B. 43
    C. 16 D. 64
    Hint

  12.   Solve x + 3 = 22.
    A. 19 B. 17
    C. 25 D. 23
    Hint

  13.   The speed of light in a vacuum is exactly 299,792,458 meters per second. Write this number in scientific notation with the factor rounded to the hundredths place.
    A. 3.00 × 108 B. 3.00 × 109
    C. 2.99 × 1010 D. 2.99 × 109
    Hint

  14.   Write 1,360,000,000,000 in scientific notation.
    A. 1.36 × 1012 B. 13.6 × 1012
    C. 1.36 × 1013 D. 0.136 × 1013
    Hint

  15.   Which symbol makes the following statement true?
568 ______ 5.1 × 102
    A. = B. <
    C. D. >
    Hint

  16.   Find the next term in the sequence
13, 19, 24, 28,
    A. 41 B. 33
    C. 32 D. 31
    Hint

  17.   Write 7 · 7 · 7 · 7 · 7 in exponential form.
    A. 57 B. 77
    C. 75 D. 55
    Hint

  18.   Express 64 in exponential form as a power of 4.
    A. 26 B. 45
    C. 44 D. 43
    Hint

  19.   The table shows how much time Eva spent in a music chat room on the Internet during the week. Which expression cannot be used to find the total number of hours she spent in the chat room?
   
    A. 1.5 + 1.5 + 1.5 + 1 + 1 + 2
    B. 5(1.5 + 1) + 2
    C. 3(1.5) + 2(1) + 2
    D. 3 × 1.5 + 2 × 1 + 2
    Hint

  20.   Which expression represents the Identity Property of Multiplication?
    A. h × 0 = 0 B. j × 1 = j
    C. 4 × 1 = 1 × 4 D. 8 + 0 = 8
    Hint



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