Personal Math Trainer Chapter 9 Review/Test
Name
Chapter 9 Review/Test
Personal Math Trainer Online Assessment and Intervention
1. The letters on the coordinate grid represent the locations of the first four holes on a golf course. Which of the following accurately describes the location of a hole? Mark all that apply.
A Hole U is 4 units left and 4 units down from hole S.
B Hole F is 1 unit right and 7 units down from hole U.
C Hole T is 2 units left and 4 units up from hole S.
D Hole S is 3 units left and 5 units up from hole F.
8 7
T
6
5 4
3
2
1
01
Golf Course U
S
F 2345 67 8
2.
DEEPER A builder is buying property to build new
houses.
The
sizes
of
the
lots
are
1 _
6
,
1_2,
1_3,
1_2,
1_6,
1 _
2
,
1 _
2
,
1_3,
1_6,
1_2,
1_6,
1_2,
1_6,
1_6,
and
1 _
3
acre.
Organize
the
information
in
a
line
plot.
What is the average size of the lots?
__ acre
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Depth (in inches)
3. For 6 days in a row, Julia measured the depth of the snow in a shaded area of her backyard. The line graph shows her data. Between which two days did the depth of the snow decrease the most?
Snow Depth
12 10 8 6 4 2
0 123456 Day
between Day
and Day
Assessment Options Chapter Test
Chapter 9 577
4. Portia made a table to figure out how much she earned selling T-shirts.
Day Number of T-shirts sold
Amount earned ($)
1
2
3
4
5
5 10 15 20 25
20 40 60 80 ?
For 4a?4b, use the table to choose the correct values to describe how one sequence is related to the other.
4a. The unknown number in Day 5 is
90 100 . 120
4b. The rule that describes how the number of T-shirts sold relates to the amount earned is
add 15
.
multiply by 5
multiply by 4
5. Jawan made a table to figure out how much he earns at his job.
Week Hours Worked Amount Earned ($)
Job Earnings
1
2
3
4
...
6
6 12 18 24 ... 36
54 108 162 216 ...
?
Part A
Write a rule that relates the amount Jawan earns to the number of hours worked. Explain how you can check your rule.
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Part B How much does he earn from his job in Week 6?
578
$ __
Name 6.
SMARTER
Look for a pattern.
Personal Math Trainer
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Figure 1
Figure 2
What is the rule? __
Figure 3
How many squares will there be in Figure 5?
Figure 4
__ squares
7. Lindsey made a map of her town. Match each
y
location below with the correct ordered pair that
6
marks it on the coordinate grid. Not every ordered pair will be used.
5
Barber Shop
School
? Clock Tower ? Art Museum ? East Park ? Movie Theater School ?
? (4, 4) ? (4, 1) ? (1, 3) ? (5, 4) ? (4, 5) ? (3, 1) ? (2, 4) ? (1, 4) ? (4, 2)
4
West
11 12 1
10
2
Park
9
3
8
4
3
765
Clock
Tower
2
1
Art Museum
East Park
Train Station
Library
Bicycle Shop
Tennis Court
MMovoievie
Movie Theater
0
1
2
3
4
5
6x
y
8. Lucy's house is located at the point shown on the coordinate 5 grid. Ainsley's house is located 2 units right and 3 units down
from Lucy's house. Plot a point on the coordinate grid to
4
represent the location of Ainsley's house.
3
What ordered pair represents the location
2
of Lucy's house?
Lucy's House
What ordered pair represents the location
1
of Ainsley's house?
0
1
2
3
4
5x
Chapter 9 579
9. Each week, Maria saves some of her allowance. The line graph shows the amount of Maria's savings for the first 5 weeks of the year.
For 9a?9b, select True or False for each statement.
9a. Maria's savings increased from $30 to $55 over the 5-week period.
True
9b. The greatest increase in Maria's savings occurred from Week 1 to Week 2.
True
10. The line plot shows the weights of bags of beans. What is the average weight of the bags? Show your work.
Maria's Savings
55
50
Savings ($)
False
45
40
35 False
30
0 12345 Week
X XX XXXX XXXX X
1 1 125 63236 Weights of Bags of Beans (in lb)
11. The table shows how much a puppy weighs from 1 month old to 5 months old.
Puppy's Weight
Age (in months)
1
2
3
4
5
Weight (in pounds)
12 18 23 31 34
What ordered pairs would you plot to show the puppy's weight on a coordinate grid? How do you think the ordered pairs would be different if the puppy's weight was measured every week instead of every month? Explain your reasoning.
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580
Name 12. Randy is training for a race. She makes a table that shows how long it
takes her to run different distances.
Running Time and Distance
Distance (in miles)
1
2
3
4
Time (in minutes)
10 20 30 40
Part A Write the number pairs as ordered pairs. Then write the rule to describe how the number pairs are related.
Part B Graph the ordered pairs on the coordinate plane. 13. A scientist made a line graph that shows how a bear's average heart rate changes over time.
Time (in minutes)
100 90 80 70 60 50 40 30 20 10
0 1 2 3 4 5 6 7 8 9 10 Distance (in miles)
Heart Rate (beats/min.)
Change in Average Heart Rate of Bears
160 140 120 100 80 60 40 20
0 June July Aug. Sept. Oct. Nov. Dec. Jan. Month
For 13a?13c, select True or False for each statement. 13a. The bear's average heart rate is at its highest in July. 13b. The bear's average heart rate increases by
10 beats per minute from July to August. 13c. The bear's average heart rate is at its lowest in January.
True True
True
False False
False
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Chapter 9 581
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