1.   Express 0.49% as a decimal.
    A. 0.00049 B. 0.49
    C. 0.0049 D. 0.049
    Hint

  2.   Express .00034 as a percent.
    A. 0.0034% B. 3.4%
    C. 0.34% D. 0.034%
    Hint

  3.   In a sample of air containing about 500 liters, 4.67 liters of the element Argon was found. What percentage of the air is Argon?
    A. 0.1868% B. 0.2335%
    C. 0.467% D. 0.934%
    Hint

  4.   The number of U.S. households with cable television increased 219% between 1981 and 2001. Write 219% as a decimal.
    A. 2.19 B. 21,900
    C. 21.9 D. 0.219
    Hint

  5.   Find 0.008 written as a percent.
    A. 0.8% B. 8%
    C. 80% D. 0.08%
    Hint



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