©Curriculum Associates, LLC Copying is not permitted.40 Assessment 2
Assessment 2
Answer questions 1–62. Answer multiple-choice and multi-select problems on the Answer Form. Answer all other problems in your test booklet.
1
The table below shows the elevations of some locations around the world that are below sea level. Sea level is represented by an elevation of 0 meters.
Location Elevation
Death Valley, United States 286 meters
Lake Eyre, Australia 216 meters
Lago Enriquillo, Dominican Republic 246 meters
Laguna Salada, Mexico 210 meters
Select all the statements that are true.
! Death Valley has the greatest elevation.
" Lake Eyre has a greater elevation than Laguna Salada.
# Lago Enriquillo is farther than Death Valley from sea level.
$ Lago Enriquillo is closer than Laguna Salada to sea level.
% Lake Eyre has a greater elevation than Lago Enriquillo.
& Laguna Salada has a greater elevation than Death Valley.
©Curriculum Associates, LLC Copying is not permitted.41
Go OnAssessment 2
2
A large serving of soup from a take-out restaurant is 4 } 5 liter. The restaurant has
3 liters of soup. The diagram below models the number of servings of soup.
45
45
45
How many servings of soup does the restaurant have?
! 2 1 } 5
" 2 2 } 5
# 3 3 } 5
$ 3 3 } 4
3
What is the value of c in the equation shown?
10c 5 39.90
Answer
©Curriculum Associates, LLC Copying is not permitted.42 Assessment 2
4
The graph represents the last 5 years of computer hard-drive production for Quality Hard Disks.
6,000
4,800
3,600
2,400
1,200
1 2 3 4 50
p
t
Time (in years)
Nu
mb
er
of
Dis
ks
Annual HardDisk Production
Part A
The variable t represents time in years. List the ordered pairs for t 5 1 and t 5 2.
Answer
Part B
Write an equation to represent the relationship between the time, t, and the number of hard disks produced, p.
Answer
Part C
If the trend continues, how many hard disks will Quality Hard Disks produce in the 8th year?
Answer hard disks
©Curriculum Associates, LLC Copying is not permitted.43
Go OnAssessment 2
5
On each number line below, label and write the number.
Part A
the opposite of 22
0
Part B
the opposite of 5
0
Part C
the opposite of 2(23)
0
©Curriculum Associates, LLC Copying is not permitted.44 Assessment 2
6
Marco walks dogs on the weekend. He charges $10 for every hour of walking.
Part A
Let h equal the number of hours of walking and e equal his earnings. Write an equation that represents the amount Marco earns for walking dogs.
Answer
Part B
If Marco walks 5 dogs for 12 minutes each, how much money will he earn?
Answer $
7
A stock’s value, in dollars, changed by 25.75 on Monday and 13.25 on Tuesday. Which statement correctly compares the changes in the stock’s value?
! The value changed more on Monday because |25.75| . |3.25|.
" The value changed more on Monday because 25.75 , 3.25.
# The value changed more on Tuesday because 13.25 . 0.
$ The value changed more on Tuesday because 3.25 . 25.75.
©Curriculum Associates, LLC Copying is not permitted.45
Go OnAssessment 2
8
The figure shows the side of a toy barn that Roland is painting for his brother. What is the area of the side of the toy barn?
12 inches
16 inches
8 inches
6 inches
2 inches
[not drawn to scale]
Answer square inches
9
A delivery company charges an extra fee for a package that weighs more than 100 pounds. Write an inequality that shows the weight w, in pounds, of a package that Sonja can ship without having to pay the extra fee.
Answer
©Curriculum Associates, LLC Copying is not permitted.46 Assessment 2
10
What is the result when 8.06 is subtracted from 22.92?
Answer
11
In science class, students are learning about organic compounds. An acetic acid molecule is made of 2 carbon atoms, 2 oxygen atoms, and 4 hydrogen atoms. Select all the ratios of atoms that describe the atoms in 3 molecules of acetic acid.
! There are 6 carbon atoms for every 6 oxygen atoms.
" There are 6 carbon atoms for every 4 hydrogen atoms.
# There are 12 hydrogen atoms for every 24 atoms in all.
$ There are 2 oxygen atoms for every 3 atoms in all.
% There are 12 hydrogen atoms for every 12 carbon atoms.
©Curriculum Associates, LLC Copying is not permitted.47
Go OnAssessment 2
12
A customer hired an artist to paint a rectangular mural 8 feet long and 2 feet high. The customer then asked the artist to increase the height by x feet. The new size of the mural is shown below.
8 feet
(2 + x) feet
[not drawn to scale]
Part AComplete the expression to represent the area of the rectangular mural in square feet.
Answer 1 x square feet
Part B
Complete the expression to represent the perimeter of the rectangular mural in feet.
Answer 1 x feet
13
What is the least common multiple of 3 and 7?
! 10
" 14
# 21
$ 35
©Curriculum Associates, LLC Copying is not permitted.48 Assessment 2
14
In golf, 0 represents a score of par, and a player’s score describes how far it is from par. In the table below, which golfer’s score is farthest from par?
Golfer Score
Cortez 23
Langley 21
Hopkins 4
Chin 25
! Cortez
" Langley
# Hopkins
$ Chin
15
What is 4,624 4 136?
Answer
©Curriculum Associates, LLC Copying is not permitted.49
Go OnAssessment 2
16
A bicycle company’s goal is for each tire to have a tire pressure of 110 pounds per square inch (psi). The tire gauge the company uses to test each tire shows:
• a positive number if the tire pressure is over 110 psi.
• a negative number if the tire pressure is under 110 psi.
• zero if the tire pressure is exactly 110 psi.
The tire pressures of 2 tires on a bicycle are 21.5 psi and 0.9 psi. Plot each of these numbers on the number line shown.
23 22 21 10 2 3
©Curriculum Associates, LLC Copying is not permitted.50 Assessment 2
17
A shipping crate is in the shape of a rectangular prism. What is the volume of the
shipping crate if it is 4 feet long, 3 feet wide, and 2 1 } 2 feet tall?
Answer cubic feet
18
Susan is creating a survey that she will give to the students in her school. She is considering the following four questions for the survey. Which question is a statistical question?
! What do you think of the cafeteria’s lunches?
" Who is the principal of the school?
# Where do you go to school?
$ When does summer vacation start?
©Curriculum Associates, LLC Copying is not permitted.51
Go OnAssessment 2
19
Dave’s antivirus program scans 203 megabytes of data in 7 seconds. At what rate does his antivirus program scan the data?
! 27 megabytes per second
" 29 megabytes per second
# 31 megabytes per second
$ 32 megabytes per second
20
Look at the expressions in the table. For each expression in the left column, decide which expression across the top is equivalent. Mark an X in the column to indicate an equivalent expression.
x 1 12 4(1 1 2x) 5x 1 13
9 1 5x 2 5 1 3x
2x 1 9 2 x 1 3
7x 1 5 2 2x 1 8