12 terms

Percent Change

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In 2009, Jennifer made $11.50 an hour,
and in 2010, she made $12.75 an hour.
What is the percent of change in
Jennifer's pay per hour from 2009 to
2010? Round your answer to the nearest tenth.
10.9% Increase
The average cost of a gallon of gas
during July was $2.45. The average cost
of a gallon of gas during August was
$2.78. What is the percent of change in
the average cost of a gallon of gas from
July to August?
13.5% Increase
Stock in Company ABC went from $26 a
share to $14 a share. What is the
percent of change in the price of a share
of stock in the company?
46.2% decrease
In Orlando, Florida, the high temperature
was 85°F on Saturday and 79°F on
Sunday. What is the percent of change in
the high temperature from Saturday to
Sunday?
7% decrease
Olivia scored 82 points on the first math
test of the year. On the second math
test, she scored 78 points. What is the
percent of change in the number of
points she scored between the first and
second tests?
4.9% decrease
On Monday, Jake could lift 25 lbs. One
month later he could lift 45 lbs. What is
the percent of change in the number of
pounds he can lift?
80% increase
There were 134 people in attendance at
the school football game last Friday. This
week there were 246 people in
attendance at the school football game.
What is the percent of change from last
week to this week?
83.6% increase
Find the final price of the item.
Blu Ray: $219
Sales Tax: 6.5%
$233.24
Find the final price of the item.
Concert Tickets: $52.50
Sales Tax: 7%
$56.18
Find the final price of the item.
Book: $15.88
Sales Tax: 4.5%
$16.59
Jeans: $39.99
Discount: 15%
Sales Tax: 4%
$35.35
Software: $29.99
Discount: 6%
Sales Tax: 6.75%
$30.09