Answers2025-2026_MDCPS_1205070-MJ Grade 8 Pre-Algebra Sem 1-CRInterpreting Graphs

Introduction to Functions Answers

10 verified answers2 views
1
Free Preview

On the way to the mall Miguel rides his skateboard to get to the bus stop. He then waits a few minutes for the bus to come, then rides the bus to the mall. He gets off the bus when it stops at the mall and walks across the parking lot to the closest entrance. Which graph correctly models his travel time and distance?

A
A graph has time on the x-axis and distance on the y-axis. The graph increases, increases rapidly, is constant, increases, and then decreases to a distance of 0.
Option A
B
A graph has time on the x-axis and distance on the y-axis. The graph increases, increases rapidly, is constant, increases, and then is constant.
Option B
C
A graph has time on the x-axis and distance on the y-axis. The graph increases, is constant, increases, is constant, and then increases slightly.
Option C
D
A graph has time on the x-axis and distance on the y-axis. The graph increases, is constant, increases rapidly, increases, and then increases slowly.
Option D
2
Free Preview

Which table represents the graph below?

Question illustration
A
A 2-column table with 6 rows. Column 1 is labeled x with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2 x minus 3 with entries negative 3, negative 1, 1, 3, 5, 7.
Option A
B
A 2-column table with 6 rows. Column 1 is labeled x with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2 x minus 3 with entries negative 3, 1, negative 1, 3, 5, 7.
Option B
C
A 2-column table with 6 rows. Column 1 is labeled x with entries 0, 1, 2, 3, 4, 5. Column 2 is labeled y = 2 x minus 3 with entries negative 3, negative 1, 0, 3, 5, 7.
Option C
D
A 2-column table with 6 rows. Column 1 is labeled x with entries negative 3, negative 1, 1, 3, 4, 7. Column 2 is labeled y = 2 x minus 3 with entries 0, 1, 2, 3, 4, 5.
Option D
3

A line graph in the coordinate plane that has no breaks in it is

A
a qualitative graph.
B
a continuous graph.
C
a discrete graph.
D
a cosmograph.
4

A graph in visual form that expresses the important characteristics of a situation and does not necessarily have numerical values is

A
a qualitative graph.
B
a discrete graph.
C
a continuous graph.
D
a cosmograph.
5

Which is the best type of graph to model the speed of a roller coaster over the full two minutes it takes to complete the ride?

A
a qualitative graph
B
a discrete graph
C
a bar graph
D
a histogram
6

How does the graph change between point A and point B?

Question illustration
A
The graph increases.
B
The graph decreases.
C
The graph remains constant.
D
The graph increases, then decreases.
7

The height of a hot air balloon is tracked as it makes its trip from launch to the landing site. Look at the graph to determine what is happening at each labeled segment of the graph.Which label corresponds to the segment showing the balloon descending but not landing?

Question illustration
A
A
B
B
C
C
D
D
8

Sue graphed the formula for converting temperatures from Fahrenheit to Celsius.If the temperature is 50 degrees Fahrenheit, what is the temperature in Celsius?

Question illustration
A
5 degrees Celsius
B
10 degrees Celsius
C
15 degrees Celsius
D
20 degrees Celsius
9

Which is the best description for the graph below?

Question illustration
A
The graph increases everywhere.
B
The graph decreases everywhere.
C
The graph remains constant.
D
The graph increases, then decreases.
10

When Jules loses a golf ball he takes another from the box. Which graph models this relationship?

A
A graph has golf balls lost on the x-axis and gold balls in box on the y-axis. A line with positive slope is on the graph.
Option A
B
A graph has golf balls lost on the x-axis and gold balls in box on the y-axis. A line with negative slope is on the graph.
Option B
C
A graph has golf balls lost on the x-axis and gold balls in box on the y-axis. Points form a line with positive slope.
Option C
D
A graph has golf balls lost on the x-axis and gold balls in box on the y-axis. Points form a line with negative slope.
Option D

Did you find these answers helpful?

More from this Course

Quiz
10 verified answers

Comparing Functions in the Real World

Quiz
10 verified answers

Unit Test

Quiz
10 verified answers

Using Function Notation

Introduction to Functions Answers —…