Unit 4 Review

Which equation represents the graph below?

Which equation represents the relationship between the x-values and y-values on the graph below?

Mrs. Dawson rode her bicycle at a constant rate of 15 miles per hour.  Which graph below shows the distance Mrs. Dawson traveled?

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A table of values for the function y= 2.5x + 2  is shown below.  Fill in the missing value.

(a)  

Ms.Lee started a reading club with 20 members. Each month 5 members join the reading club. Which equation represents the relationship between the number of months, x, and the total number of members in the reading club, y?

Mrs.Cano pays $5 per month for Hulu. Which table correctly shows the total amount Mrs.Cano will pay for the next 6 months?

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The table below shows the relationship between the number of miles travelled and the number of gallons of gas used, y.

Which of the following equations best represents the relationship?

Julie has $800 in her account and is spending $50 per week on gas. Which table represents the relationship between x, the number of weeks, and y, the balance remaining in her account?

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The cost of 2 pounds of almonds is $8.50.  What is the constant of proportionality that relates the cost in dollars, y, to the number of pounds of almonds, x?

The constant of proportionality is ​ (a)  

• 4.25
• 2
• 8.50
• 17

Which graph shows a rate of $5 per hour?

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