1.   Express 47.5 × 10-5 in scientific notation.
    A. 0.475 × 10-3 B. 4.75 × 10-6
    C. 475 × 10-6 D. 4.75 × 10-4
    Hint

  2.   Evaluate . Express the result in scientific notation.
    A. 0.8 × 10-8 B. 80 × 10-8
    C. 8.0 × 10-7 D. 8.0 × 10-9
    Hint

  3.   Express 2.38 × 106 in standard notation.
    A. 2,380,000 B. 0.000000238
    C. 238,000 D. 0.00000238
    Hint

  4.   Express 0.000033 in scientific notation.
    A. 3.3 × 10-4 B. 3.3 × 105
    C. 3.3 × 10-6 D. 3.3 × 10-5
    Hint

  5.   What is the value of (4.4 × 109)(3 × 10-5) in scientific notation?
    A. 1.32 × 106 B. 1.32 × 104
    C. 1.32 × 105 D. 1.5 × 104
    Hint



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