Linear Applications

A driving range charges $4 to rent a golf club plus $2.75 for every bucket of golf balls you hit. Write an equation that shows the total cost c of hitting b buckets of golf balls.

• c = 2.75b + 4
• c = 2.75b
• c =  4b- 2.75
• c = 2.75b - 4

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Create a scatterplot from this data. Write the line of best fit for the data.

• y = 5.02x + 1.82

• y = 8x - 15

• y = 1.82x +5.02

• y = -1.82x +5.02

Tags

CCSS.8.EE.B.5

A man is climbing down from 100 feet high descending 30 feet per minute. Which function models his descent?

• y = 100 - 30x

• y = 100 + 30x

• y = 100x + 30

• y = 100x - 30

Tags

CCSS.HSF-BF.A.1A

Which graph matches:
4-x for x<2
2x-6 for x>=2

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7B

Match the graph with the correct equation.

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7B

Using the pictured graph, what is f(-3)? 

• -3
• -1
• 1
• 3

Tags

CCSS.HSF.IF.A.2

Find f(2)

• f(2) = 0
• f(2) = 1
• f(2) = 3
• f(2) = 4

Tags

CCSS.HSF.IF.A.2

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters
• 15 chapters
• 18 chapters
• 21 chapters

Tags

CCSS.HSS.ID.B.6

CCSS.HSA.CED.A.2

CCSS.HSS.ID.C.7

Estimate the correlation coefficient for this scatterplot.

• r = 1.2

• r = 0.89

• r = 0

• r = -0.89

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Which with is the line of best fit?

• A) Black

• B) Orange

• C) Red

• D) Blue

Tags

CCSS.8.EE.B.5