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

  2.   Which of the following is not reasonable?
    A. The number of household microwaves today are 0.95% of the microwaves in 1980.
    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. Last year's sales were 108% of this year's sales.
    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. 0.934% B. 0.467%
    C. 0.1868% D. 0.2335%
    Hint

  4.   Find 7.25 written as a percent.
    A. 72.5% B. 7,250%
    C. 725% D. 7.25%
    Hint

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



Glencoe
The McGraw-Hill Companies