Badge Quiz 7.10 Functions

Jake washes cars. The table represents the cars washed (x) and the money earned (y). What is the rate of change (slope) of Jake's earnings?

• 3

• ⅕

• 5

• 9

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Sara sells lemonade at her lemonade stand. The cups sold and money she earned is represented in the table. Which equation represents how much money Sara earns (y) each day.

• y=x+6

• y=0.75x

• y=1.5x

• y=x-2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Kyle mows lawns for several days. He charges $12 per lawn. Let x represent the number of lawns Kyle mows. Let y represent the total amount Kyle earns. Which equation represents the situation?

• y=x-12

• y=x+12

• y=12x

• y=x/12

Tags

CCSS.6.EE.C.9

Choose all that are true about this graph.

• The slope is 3.

• The slope is ⅓.

• A point on this graph is (3,1).

• A point on this graph is (-1,-3)

• The y-intercept is 3.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Choose all that are true.

• A point on this line is (1,2)

• y=x+1

• y=x

• y= ½x

• A point on this line is (-4,-2)

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Select all points that lie on the graph of line y=¼x.

• (4,1)

• (0,1)

• (-8,2)

• (0,0)

• (-8,-2)

Tags

CCSS.HSF.IF.A.1

Which of the following graphs represents the equation y=4x?

• 
• 
• 
• 

The table shows the relationship between x and y. What is the y-intercept, of the line passing through these points?

• 4

• 1

• 3

• 0

1. A line contains the points represented by this table of values. What is y-intercept, of the line passing through these points?

• (-7,0)

• (0,7)

• (7,0)

• (0,-7)

Tags

CCSS.HSF.IF.B.4

Alex and Dave sell donuts. Alex earns $11 more than Dave.

· Let x represent the number of donuts Dave sells.

· Let y represent the total amount of donuts Alex sells.

Which equation represents how much Alex earns selling donuts.

• y=11x

• y=x+11

• y=x-11

• y=5.5x

Tags

CCSS.6.EE.C.9