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

  2.   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. 0.467% B. 0.934%
    C. 0.1868% D. 0.2335%
    Hint

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

  4.   Find 0.061 written as a percent.
    A. 61% B. 6.1%
    C. 0.61% D. 0.00061%
    Hint

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



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