Applications of Percent

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Chapter 6.6

• Applications of Percent

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George W. Bush was inaugurated as the 43rd
President of the United States in 2001. Since
Grover Cleveland was both the 22nd and the 24th
presidents, there have been only 42 different
presidents.
3
Of the 42 different presidents, 8 have died in
office William Henry Harrison, Zachary Taylor,
Abraham Lincoln, James A. Garfield, William
McKinley, Warren G. Harding, Franklin D.
Roosevelt, and John F. Kennedy. What Percent
have died in office?
4
The average adult ingests 2500 milliliters of
water each day, that is, 2.5 quarts. About 60
of this comes from beverages. How many
milliliters of water does the average adult
ingest as beverages per day?
5
Percent of Increase or Decrease
6
One year a car sold for 20,455. The
manufacturer decides to raise the price of the
following years model by 6. Find the price of
the new model.
20455
100
6
7
Barnes Noble recently sold the DVD When Harry
Met Sally on its Web site. The retail price of
24.98 was decreased to a sale price of 19.98.
What was the percent of decrease?
100
8
The average length of a doctors visit paid for
by the patients insurance increased from 16.4
minutes in 1989 to 18.5 minutes in 1998. What
was the percent of increase in the time of an
average visit?
100
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Lesson 6.6 Page 455 Numbers 1-24