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

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

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

  4.   Express .00034 as a percent.
    A. 3.4% B. 0.034%
    C. 0.34% D. 0.0034%
    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. 0.1868% B. 0.467%
    C. 0.2335% D. 0.934%
    Hint



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