1.   Express 830% as a decimal.
    A. 0.83 B. 0.083
    C. 8.3 D. 83.0
    Hint

  2.   Express 0.07% as a decimal.
    A. 0.007 B. 0.0007
    C. 0.7 D. 7.0
    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. 0.2335% B. 0.934%
    C. 0.1868% D. 0.467%
    Hint

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

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



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