1.   Express 31 per hundred as a percent.
    A. 31 B. 31%
    C. 0.31% D. 31%
    Hint

  2.   Which of the following is not an example of a ratio?
    A. B. 1:33
    C. D. 8 to 10
    Hint

  3.   Express as a percent.
    A. 68.73% B. 6.87%
    C. 0.69% D. 687.30%
    Hint

  4.   Express 82 out of 100 as a percent.
    A. 0.83% B. 82%
    C. 0.83% D. 82%
    Hint

  5.   Of all Americans who use a mobile phone, approximately 1 in 5 subscribe to the wireless Internet. What percent of mobile phone users is this?
    A. 40% B. 15%
    C. 20% D. 10%
    Hint



Glencoe
The McGraw-Hill Companies