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

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

  3.   Express 4283% as a decimal.
    A. 4.283 B. 4283
    C. 428.3 D. 42.83
    Hint

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

  5.   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. 0.934% B. 0.2335%
    C. 0.1868% D. 0.467%
    Hint



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