Evan's grandmother gave him 6 marbles for his birthday. Every month thereafter, Evan bought 5 more marbles to add to his collection.
What is the rate of change for the situation?
1 point
1
Question 3
3.
An industrial machine is consuming fuel at a constant rate. The graph shows the amount of fuel remaining in the fuel tank after a number of hours of operation.
Which equation models the relationship shown in the graph?
1 point
1
Question 4
4.
The scatterplot represents data on the distances of several homes from shopping and parks.
Which best describes the relationship displayed by the scatterplot?
1 point
1
Question 5
5.
Based on the line of best fit for the scatterplot, what are the predicted sales when the temperature is 20 degrees Celsius?
1 point
1
Question 6
6.
Which line correctly illustrates a good line of best fit for the data set?
1 point
1
Question 7
7.
Which equation represents the line of best fit?
1 point
1
Question 8
8.
Fernando cleans pools for the summer for $25 an hour plus a supply fee of $15.
What is the y-intercept, and what does it represent?
1 point
1
Question 9
9.
A math teacher records his students' hair color and eye color. The two way frequency table shows the results.
Of all the people surveyed, what is the relative frequency that the person had brown hair and brown eyes?
1 point
1
Question 10
10.
A marketing firm surveyed a group of people to determine their preference for coffee or tea.
Of the females surveyed, what percent preferred tea?
1 point
1
Question 11
11.
Fifty students from each grade were surveyed.
The two way table shows the results of the survey on types of flooring in student rooms.
What value of m completes the two way table?
1 point
1
Question 12
12.
What is happening in this graph?
1 point
1
Question 13
13.
What is happening in this graph?
1 point
1
Question 14
14.
The graph displays the speed in miles per hour of a car for 25 minutes. During which period of time is the car stopped?
1 point
1
Question 15
15.
For babysitting, Teresa charges a flat fee of $12, plus $4.50 per hour.
Which equation represents the situation?
1 point
1
Question 16
16.
In which section(s) is the graph increasing linearly? Choose ALL that apply.
1 point
1
Question 17
17.
Of all the students surveyed, what is the relative frequency that the student was a male living on campus?
1 point
1
Question 18
18.
Ty is doing a science fair project and measuring how his seedling is growing. The plant growth can be described by the equation y=0.65x+4, where x represents the number of days and y represents the height of the plant (cm).
How tall is the plant after 5 days?
1 point
1
Question 19
19.
Ty is doing a science fair project and measuring how his seedling is growing. The plant growth can be described by the equation y=0.65x+4, where x represents the number of days and y represents the height of the plant (cm).
What does the slope represent in this situation?
1 point
1
Question 20
20.
Ty is doing a science fair project and measuring how his seedling is growing. The plant growth can be described by the equation y=0.65x+4, where x represents the number of days and y represents the height of the plant (cm).
What does the y-intercept represent in this situation?