Directions: The following questions deal with percents of increase or decrease. Read carefully and choose the best answer.

1.
Last year, the County Fair's Bovine Lecture was attended by 970 people. This year 1350 people attended. Find the percent increase, to the nearest percent, in attendance from last year to this year.
Choose:
 28% 39% 43% 72%

2.
It's flu season and Dion has missed class because he is sick. While his normal body temperature is 98.5º F, his temperature now has increased by 3ºF. To the nearest percent, what is the percent increase in his body temperature?
Choose:
 3% 12% 36% 97%

3.
SkyBlue airlines had an average flight delay time of 15 minutes. In an effort to increase patronage, the airline struggled and improved their average flight delay time to only 9 minutes. What is the percent decrease in their average flight delay time?
Choose:
 30% 40% 50% 60%

4.
You and your team mates have been hired to design a wall tapestry to be displayed in the arena foyer during the Conference on Universal Education. The tapestry is to be 12 feet wide by 36 feet high. Your initial sketch of the tapestry measured 8 inches by 24 inches. This initial sketch was a reduction by what percent (to the nearest percent) from the dimensions of the actual tapestry?

Choose:
 33% 67% 72% 94%

5.
The beginning competitive divers' group contains a total of 4 divers. The instructor tells the group that two new divers will be joining the group. What is the percent increase in the size of the divers' group?
Choose:
 20% 40% 50% 80%

6.
The enrollment at a local elementary school had 560 students last year.  This year the enrollment has decreased by 48 students.  What is the percent of decrease to the nearest tenth of a percent?

Choose:
 0.9% 8.6% 9.2% 10.6%

7.
When Haley first started attending the gym she would exercise using 2 pound weights. After being at the gym for one year, she was able to increase the pounds of the weights by 350%. What weights is she now lifting at the end of this first year?
Choose:
 5.5 pounds 7 pounds 9 pounds 10.5 pounds

8.
When bungee jumping, the bungee cord will stretch 25% of its original length. During Kyle's jump, the cord reached a total stretched length of 40 feet. What was the length of the cord, in feet, before it stretched?
Choose:
 38 ft 32 ft 30 ft 38 ft

9.
Ten years ago, the population in SmithVille was 80,000. Today, the population is 120,000. Find the percent increase in the population in the past 10 years.
Choose:
 30% 50% 130% 170%

10.
A company sold 16 dozen widgets in one day. After an advertising campaign, they started selling 40 dozen widgets per day. Find the percent increase in the number of widgets sold.
Choose:
 50% 75% 120% 150%