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

  2.   Which of the following is not reasonable?
    A. Last year's sales were 108% of this year's sales.
    B. The weight of a mouse is 0.60% the weight of a lion.
    C. The cost of gasoline is 120% of last year's cost.
    D. The number of household microwaves today are 0.95% of the microwaves in 1980.
    Hint

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

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



Glencoe
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