1.
During the first term of the school year, Mrs. Farache had 24 students in her French class. In the second term, there were 31 students. What is the percent of change in the number of students?
A.
29.17% increase
B.
22.58% increase
C.
22.58% decrease
D.
29.17% decrease
Hint
2.
If the price of a car is $18,000 one month and $19,500 four months later, what is the percent of change?
A.
8.3% increase
B.
7.7% increase
C.
7.7% decrease
D.
8.3% decrease
Hint
3.
A new manufacturing process requires 45 minutes to produce a piece of furniture. If the old process took 1 hour and 20 minutes, what is the percent of change in production time?
A.
77.8% increase
B.
43.75% decrease
C.
43.75% increase
D.
77.8% decrease
Hint
4.
At a local supermarket, the price of a gallon of milk rose from $1.99 to $2.17. To the nearest tenth of a percent, what was the percent of increase?
A.
9%
B.
0.01%
C.
1%
D.
90.50%
Hint
5.
Find the percent of change from 6.5 feet to 8 feet. Round to the nearest tenth of a percent.
A.
18.80%
B.
23.10%
C.
25%
D.
0.20%
Hint