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

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

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

  4.   Which symbol makes the following statement true?
7,500 ______ 7.5 103
    A. > B. =
    C. < D.
    Hint

  5.   Which symbol makes the following statement true?
1.55 × 104 ______ 15,000
    A. = B. <
    C. > D.
    Hint