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

  2.   An infant weighs 7 pounds at birth. Assuming that she gains 1 pound every 2 weeks, how much will she weigh in 10 weeks?
    A. 5 pounds B. 12 pounds
    C. 17 pounds D. 7 pounds
    Hint

  3.   Evaluate 5 + 6 2 + 4.
    A. 5 B. 17
    C. 7 D. 13
    Hint

  4.   Evaluate 3x + 2y if x = 3 and y = 7.
    A. 105 B. 5
    C. 27 D. 23
    Hint

  5.   Which number is a solution to x + 7 = 16?
    A. 23 B. 10
    C. 9 D. 8
    Hint

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

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

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

  9.   Write 120,000,000 in scientific notation.
    A. 12×107 B. 1.2×109
    C. 1.2×108 D. 0.12×109
    Hint

  10.   Find the next term in the sequence
3, 9, 15, 21,
    A. 27 B. 63
    C. 36 D. 25
    Hint

  11.   Anna lives in San Francisco, and she has a business partner in Washington, D.C. Sometimes she flies to Washington for meetings; San Francisco and Washington, D.C., are 2438 miles apart. In August, Anna flies to Washington and back twice. What is a good estimate of the number of miles she has flown in August?
    A. 10000 miles B. 2500 miles
    C. 5000 miles D. 1000 miles
    Hint

  12.   In physics, the number measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2.
    A. 20 B. 5
    C. 10 D. 40
    Hint

  13.   57 mL = ______ L
    A. 57,000 B. 0.0057
    C. 0.057 D. 0.57
    Hint

  14.   Find the solution of 62 + x = 75 if the value of x can be selected from the set {12, 13, 14, 15}.
    A. 15 B. 13
    C. 12 D. 14
    Hint

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

  16.   Evaluate 60 ÷ 12 + 2(13 - 7).
    A. 17 B. 2.5
    C. 6 D. 22
    Hint

  17.   Graph the solution of 11 + y = 28 on a number line.
    A. B.
    C. D.
    Hint

  18.   Describe and identify the pattern in the sequence.
6, 7, 9, 12, 16,
    A. ×2; geometric B. +1; arithmetic
    C. Add 2 to the first term, add 4 to the second term, and so on; neither arithmetic nor geometric D. Add 1 to the first term, add 2 to the second term, and so on; neither arithmetic nor geometric
    Hint

  19.   Write 9.01 × 108 in standard form.
    A. 901,000,000 B. 90,100,000
    C. 9,010,000,000 D. 9,010,000
    Hint

  20.   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 × 106 sq mi
    C. 3.5 × 103 sq mi D. 3.5 × 104 sq mi
    Hint



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