Proportional Relationships with Graphs Equations and Tables

Which of the following equations represents the same relationship shown in the table?

• y = 2x

• y = 1/2x

• y = x+2

• y = x-2

What is the slope of the relationship shown in the table?

• 2/3

• 3/2

• 3

• 2

Which of the following equations represents the same relationship shown in the graph?

• y=x+3

• y=x-3

• y=3x

• y=1/3x

Which correctly describes how to graph the equation shown below?

• Start with a point at (1,4). Then go up 1 and up 4 to the right.

• Start with a point at (1, 4). Then go up 4 and 1 to the right.

• Start with a point at (0, 0). Then go up 4 and 1 to the right.

• Start with a point at (0, 0). Then go up 1 and 4 to the right.

Select ALL of the points that would be in the solution set of the function shown below.

• (2,5)

• (5,2)

• (0,0)

• (4,10)

• (10,4)

On Friday, Jessica babysat for 3 hours and earned $27.  On Saturday, Jessica babysat for 6 hours and earned $54.  On Friday, Jessica babysat for 7 hours and earned $63.  Write an equation to represent her earnings if x represents hours and y represents earnings.

• y=3x

• y=9x

• y=27x

• y=16x

If it costs a family of four $38.00 to attend the movies, what is the UNIT RATE of this relationship?

• $9.50

• $34.00

• $42.00

• $152.00

Study each representation.  Choose THREE (3) that are representations of PROPORTIONAL relationships.

• Jonathan went to play video games at the arcade. They charge $1.50 for each game played but do not charge an entrance fee.

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Which equations below represent a proportional relationship? Select all that apply.

• c = 8.95t + 3

• c = 8.95t

Which of the following tables represents a proportional relationship?

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