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

  2.   Which symbol makes the following statement true?
3.25 × 103 ______ 325
    A. = B. >
    C. D. <
    Hint

  3.   Which set of numbers is ordered from least to greatest?
    A. 1.01 × 106; 1.0 × 107; 10,100,000; 101,000,000
    B. 101,000,000; 10,100,000; 1.0 × 107; 1.01 × 106;
    C. 10,100,000; 1.01 × 106; 101,000,000; 1.0 × 107
    D. 10,100,000; 101,000,000; 1.01 × 106; 1.0 × 107
    Hint

  4.   Michigan’s population is almost 10,000,000 people. Texas’ population is twice that of Michigan. About how many people live in Texas?
    A. 2.0 × 109 B. 2.0 × 106
    C. 2.0 × 107 D. 2.0 × 108
    Hint

  5.   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 × 106 sq mi B. 3.5 × 103 sq mi
    C. 3.5 × 104 sq mi D. 3.5 × 105 sq mi
    Hint



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