Two Variable Relationships

What are the coordinates of point B?

• ( 4 , -3 )
• ( 4 , 3 )
• ( -3 , 4 )

What are the coordinates of point D?

• ( 4 , 3 )
• ( -4 , -3 )
• ( -3 , -4 )

Which quadrant is point E located in?

• Quadrant I
• Quadrant II
• Quadrant III

The graph shows the number of words per minute that Paola types. Which statement about the relationship represented in the graph is true?

• The number of minutes is the dependent quantity.
• The number of words is the dependent quantity.
• The number of words is the independent quantity.

The table represents the relationship between the number of gallons of gas in a gas tank and the number of miles that can be driven. Which quantity represents the dependent quantity in this table?

• Miles driven
• Miles per gallon
• Gallons of gas

Which equation best represents the relationship between x and y?

• y = 3x
• y = x + 3
• y = x + 2

Nick made a chart showing the number of minutes it took him to run laps around a track. Which equation could be used to describe the relationship between the number of minutes (M) and the number of laps (L) Nick runs?

• L = 2M
• L = M - 4
• L = M / 2

1.  Graph 1 and Graph 2 represent relationships that have different rules. Based on the information in Graph 1 and Graph 2, which statement is true?

• Graph 1 represents a multiplicative relationship because the graph includes the ordered pair (0, 0).
• Graph 1 represents an additive relationship because the graph does not include the ordered pair (0, 0).
• Graph 2 represents a multiplicative relationship because the graph includes the ordered pair (0, 0).

The cost of downloading one song from a website is $0.99.
Which equation can be used to find t, the cost in dollars of downloading n songs?

• t = 0.99n
• t = n + 0.99
• n = 0.99t

Which table shows only values that represent the following relationship between q and r?

r = q + 10.1

• Table A
• Table B
• Table C