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

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

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

  4.   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

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



Glencoe
The McGraw-Hill Companies