Study Island
Copyright © 2014 Edmentum - All rights reserved.
Generation Date: 03/04/2014
Generated By: Brian Leslie
Proportional Relationships
1. A line passing through which of the following pairs of coordinates represents a proportional
relationship?
A. (1, 3) and (3, 6)
B. (1, 2) and (2, 3)
C. (1, 3) and (2, 6)
D. (1, 1) and (1, 3)
Ratios and Proportions
2. A recipe calls for of a cup of milk for 12 cookies. How many cups of milk are needed to
make 108 cookies?
A. 36
B. 12
C. 3
D. 4
Triangles
3. A triangle has 3 sides that each equal 9 cm.
What kind of triangle is it?
A. right triangle
B. scalene triangle
C. equilateral triangle
D. obtuse triangle
Ratios and Proportions
4. Jackson Middle School has 3 students in choir for every 1 student in band. If there are 47
students in band, how many students are in choir?
A. 141
B. 2,209
C. 50
D. 44
Percents
5. Molly is having her birthday party at Pizza Party Palace. The costs involved are listed below.
Pizza Party Palace requires a 20% deposit prior to the date of the event. If the deposit has been
paid, how much is still owed for Molly's party?
Party Prices
• Food & Drink
• Game Tokens
• Other
$30
0
$175
$95
A. $114
B. $456
C. $228
D. $342
Unit Rates
6. A punch recipe requires of a cup of pineapple juice for every
unit rate of soda to pineapple juice in the punch?
A.
B.
cups of soda. What is the
C.
D.
Percents
7. Tonya took out a loan to help pay for her house. She borrowed $30,000 for 15 years at a
yearly simple interest rate of 5%. How much interest will she end up paying the bank?
A. $225
B. $225,000
C. $22,500
D. $4,500
Unit Rates
8. Robert is writing a paper for language arts class. He can write of a page in of an hour. At
what rate is Robert writing?
A.
B.
C.
D.
Proportional Relationships
9. Which equation could be used to find the number of days, d, in h hours?
A.
B.
C.
D.
Triangles
10. How many triangles exist with the given side lengths?
A.
B.
C.
4 m, 4 m, 7 m
More than one triangle exists with the given side lengths.
Exactly one unique triangle exists with the given side lengths.
No triangle exists with the given side lengths.
Triangles
11. A triangle has 2 sides that equal 5 inches. The other side equals 2 inches.
What kind of triangle is it?
A. equilateral triangle
B. isosceles triangle
C. right triangle
D. obtuse triangle
Proportional Relationships
12. Russell conducted an experiment where he collected snow in a container, measured it, and
then measured the amount of water in the container after the snow had melted. He created the
graph below to display his findings.
Based on the graph, what does the point (0, 0) represent?
A. The rate of inches of rain to inches of snow was 0.1125.
B. The amount of snow was not proportional to the amount of water.
C. The collection of 0 inches of snow results in no water.
D. The collection of 0 inches of water results in no snow.
Triangles
13. How many triangles exist with the given angle measures?
A.
B.
C.
60°, 60°, 60°
Exactly one unique triangle exists with the given angle measures.
No triangle exists with the given angle measures.
More than one triangle exists with the given angle measures.
Unit Rates
14. At the school fall festival, the student council sold sodas as a fundraiser. The table below
shows the number of sodas they sold and the cumulative total money.
Sodas Sold
Money Collected
0
$0.00
2
$3.80
5
$9.50
9
$17.10
10
$19.00
Based on the information, what is the price per soda?
A. $0.90 per soda
B. $1.90 per soda
C. $2.90 per soda
D. $2.85 per soda
Triangles
15. Which of the following are acute scalene triangles?
A. W, X, and Y only
B. X and Y only
C. X, Y, and Z only
W.
X.
Y.
Z.
D. Y and Z only
Proportional Relationships
16. Which of the following tables represents a proportional relationship?
x
1
4
5
6
y
3
4
5
6
x
1
4
7 13
y
3
6
9 12
x
1
2
3
y
3
6
9 12
x
1
2
3
4
y
2
3
4
6
A.
B.
C.
D.
4
Ratios and Proportions
17. Adrian eats 9 fries for every chicken finger on his plate. If there are 3 chicken fingers on his
plate, how many fries will he eat?
A. 6
B. 9
C. 27
D. 12
Percents
18. The cost of a jacket increased from $75.00 to $82.50. What is the percentage increase of the
cost of the jacket?
A. 10%
B. 1%
C. 90%
D. 7.5%
Unit Rates
19. Mrs. Daniels, an English teacher, is having her students count the number of words in a book.
She took their data and created the graph below.
What is the rate of words per page?
A. 500 words per page
B. 600 words per page
C. 200 words per page
D. 250 words per page
Ratios and Proportions
20.
Solve for n.
A. n = 72
B. n = 12
C. n = 6
D. n = 264
Percents
21. In 1992, Jason bought a gallon of gas for $1.16. Yesterday, he bought a gallon of gas for
$2.06. What is the percentage increase of the price of a gallon of gas from 1992 to yesterday? If
necessary, round to the nearest tenth of a percent.
A. 43.7%
B. 56.3%
C. 77.6%
D. 22.4%
Percents
22. A CD usually sells for $16.00. If the CD is 10% off, and sales tax is 8%, what is the total
price of the CD, including tax?
A. $15.70
B. $15.55
C. $15.68
D. $16.42
Unit Rates
23. The seventh grade choir sold pizzas as a fundraiser. The choir teacher created the graph
below for the students.
Based on the graph, what is the unit rate of profit for the pizzas?
A. $0.56 per pizza
B. $1.80 per pizza
C. $8.00 per pizza
D. 18 pizzas per $10
Ratios and Proportions
24.
Solve for n.
A. n = 50
B. n = 10
C. n = 360
D. n = 5