Quiz for Interpreting Functions NC.8.F.5

1

The graph below shows the relationship between two variables.
Which scenario is BEST represented by the graph?

The average rainfall in a town was constant for the first 4 months of the year. Over the next 6 months it increased and then gradually decreased.

The number of animals in the local zoo increased at a constant rate over the first ten years after the zoo opened.

The number of customers in a diner increased at a constant rate during the morning hours, remained the same during lunch, and decreased during the afternoon hours.

The value of a car decreased at a constant rate, remained constant for a while, and then began to increase.

NC.8.F.5

2

Drag the description of the slope to match if the function is increasing, decreasing, or constant.

Slope is positve
Slope is zero
Slope is undefinded
Slope is negative

Function is increasing
Function is decreasing
Function is constant
This type of slope cannot be a part of a function.

NC.8.F.5

1

Yvonne began making beaded jewelry at home. After 2 months of advertising, customers began to buy her jewelry. The graph shows the number of sales she made in the first 6 months.
Based on this graph, which statement is true?

The rate of Yvonne’s sales was constant every month.

Yvonne’s sales increased $200 every month.

The rate of Yvonne’s sales was increasing every month.

Yvonne’s sales increased $100 every month.

NC.8.F.5

1

On which interval is the function f(x) decreasing?

from x = -3 to x = 10

from x = -3 to x = 4

from x = -8 to x = -3

from x = -10 to x = 10

NC.8.F.5

1

Jana is running a 10K race. She starts out at a steady pace and then slows down and stops to have some water. She then starts again, increasing her speed for a small distance, and then runs at a steady pace. Which graph best represents the situation?

null

NC.8.F.5

1

null

NC.8.F.5

3

The graph shows Christina Koch's trip to school. She walks to Jessica Meir's house and, together, they ride a bus to school. The bus stops once before arrive at school. Describe with precise details how each part A-E of the graph relates to the story.
Christina Koch and Jessica Meir were the first women to go on a spacewalk together. They made repairs to the International Space Station. Koch was raised in Jackson, North Carolina and is a graduate of North Carolina State University.

NC.8.F.5

Quiz for Interpreting Functions NC.8.F.5

The graph below shows the relationship between two variables.Which scenario is BEST represented by the graph?

Drag the description of the slope to match if the function is increasing, decreasing, or constant.

Yvonne began making beaded jewelry at home. After 2 months of advertising, customers began to buy her jewelry. The graph shows the number of sales she made in the first 6 months.Based on this graph, which statement is true?

On which interval is the function f(x) decreasing?

Jana is running a 10K race. She starts out at a steady pace and then slows down and stops to have some water. She then starts again, increasing her speed for a small distance, and then runs at a steady pace. Which graph best represents the situation?

The graph below shows the relationship between two variables.Which scenario is BEST represented by the graph?

Drag the description of the slope to match if the function is increasing, decreasing, or constant.

Yvonne began making beaded jewelry at home. After 2 months of advertising, customers began to buy her jewelry. The graph shows the number of sales she made in the first 6 months.Based on this graph, which statement is true?

On which interval is the function f(x) decreasing?

Jana is running a 10K race. She starts out at a steady pace and then slows down and stops to have some water. She then starts again, increasing her speed for a small distance, and then runs at a steady pace. Which graph best represents the situation?

Carly went for a walk and jog.She started walking.After a few minutes, Carly began jogging at a faster speed than she was walking.Carly then got tired and slowed down to a slower speed than she was jogging.Which graph best represents the distance Carly went?

The graph below shows the relationship between two variables.
Which scenario is BEST represented by the graph?

Yvonne began making beaded jewelry at home. After 2 months of advertising, customers began to buy her jewelry. The graph shows the number of sales she made in the first 6 months.
Based on this graph, which statement is true?

The graph below shows the relationship between two variables.
Which scenario is BEST represented by the graph?

Yvonne began making beaded jewelry at home. After 2 months of advertising, customers began to buy her jewelry. The graph shows the number of sales she made in the first 6 months.
Based on this graph, which statement is true?

Carly went for a walk and jog.
She started walking.
After a few minutes, Carly began jogging at a faster speed than she was walking.
Carly then got tired and slowed down to a slower speed than she was jogging.
Which graph best represents the distance Carly went?