Assessment 4

The graph to the right represents average sales for different temperatures. According to the graph what would be a good prediction of sales for a day when the temperature was 55oF?

• 30

• 20

• 10

• 1

Which statement best describes the relationship in the pictured scatterplot?

• Positive relationship because as the car weight increases the miles per gallon decreases.

• Negative relationship because as the car weight increases the miles per gallon decreases.

• Positive relationship because as the car weight increases the miles per gallon increases.

• Negative relationship because as the car weight increases the miles per gallon increases.

Kyle modeled a problem. His illustration is pictured below. Kyle translated the problem into an algebraic expression: 3𝑚 + 7 + (−𝑚) + 3. Which answer choice shows an equivalent expression?

• 10𝑚 − 2

• 12𝑚

• 4𝑚 + 10

• 2𝑚 + 10

Choose each expression that is equivalent to the following:

3𝑥 + 16

The following graph shows a relation. What is the range of the relation?

• {-3, -2, 1, 2, 4}

• {-3, -2, 0, 1, 4}

• {-3, -2, 1, 4}

• {-3, -1, 0, 2, 2}

Which of the following sets of ordered pairs would NOT represent a function?

• {(3, 8), (-3, 9), (3, 15)}

• {(2, 2), (3, 3), (4, 4)}

• {(2, -9), (4, 9), (-1, 9)}

• {(-8, 7), (0, 4), (3, 2)}

What is the slope and y-intercept shown in the following graph?

• slope: 2; y-intercept: 1

• slope: 1/2 ; y-intercept: 2

• slope: − 1/2 ; y-intercept: 1

• slope: -2; y-intercept: -2

Determine the item that would be represented by the independent variable in this situation:

Candice picked strawberries to make jam. Each jar of jam requires 25 strawberries. If she wants to make 50 jars of jam, how many strawberries must Candice pick?

• Candice

• Strawberries

• Jars

• Jam

Which of the following equations best represents the relationship in the table?

• y = -4x + 2

• y = -5x + 2

• y = -5x + 6

• y = -4x – 4

Select the table of values that best represents the graph.

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