Comparing Linear Functions (8.F.2)

Function A is represented by the equation:  $4x-16y=-16$  

Function B is represented by the table.

Which statement is true?

• The y-intercept of Function A is less than the y-intercept of Function B.

• The y-intercept of Function A is greater than the y-intercept of Function B.

• The y-intercept of Function A is equal to the y-intercept of Function B.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which function has a greater rate of change than the function that passes through the points given in the table below?

• $3x-5y=25$

• $7y-3x=14$

• $y=1+\frac{1}{2}x$

• $y=-1+\frac{1}{4}x$

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Janet is planning her sweet sixteen birthday party. She must decide which party coordinator she should use so that she spends the least amount of money possible. Each coordinator charges an initial fee for their services, plus an additional fee depending on the number of guests that attend the party. Each coordinator's rates are shown in the image.

Which coordinator charges the greatest initial fee?

• Coordinator A

• Coordinator B

• Coordinator C

• Coordinator D

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Janet is planning her sweet sixteen birthday party. She must decide which party coordinator she should use so that she spends the least amount of money possible. Each coordinator charges an initial fee for their services, plus an additional fee depending on the number of guests that attend the party. Each coordinator's rates are shown in the image.

Which coordinator charges the greatest fee per guest?

• Coordinator A

• Coordinator B

• Coordinator C

• Coordinator D

Tags

CCSS.8.EE.B.5

Janet is planning her sweet sixteen birthday party. She must decide which party coordinator she should use so that she spends the least amount of money possible. Each coordinator charges an initial fee for their services, plus an additional fee depending on the number of guests that attend the party. Each coordinator's rates are shown in the image.

If Janet is planning on inviting 24 guests, which coordinator should she use?

• Coordinator A

• Coordinator B

• Coordinator C

• Coordinator D

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Janet is planning her sweet sixteen birthday party. She must decide which party coordinator she should use so that she spends the least amount of money possible. Each coordinator charges an initial fee for their services, plus an additional fee depending on the number of guests that attend the party. Each coordinator's rates are shown in the image.

If Janet is planning on inviting 80 guests, which coordinator should she use?

• Coordinator A

• Coordinator B

• Coordinator C

• Coordinator D

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Alicia and Melissa did jumping jacks.

The table shows the number of jumping jacks that Alicia had done in different amounts of time.

The graph shows the number of jumping jacks that Melissa had done in different amounts of time.

Which choice best describes the difference between the rates at which the girls did jumping jacks?

• Melissa did 6 more jumping jacks per minute than Alicia.

• Alicia did 6 more jumping jacks per minute than Melissa.

• Melissa did 5 more jumping jacks per minute than Alicia.

• Alicia did 5 more jumping jacks per minute than Melissa.

Tags

CCSS.8.EE.B.5

Which panda is growing faster?

• Mochi
• Kappa
• Po the dragon warrior
• Jack Black

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which panda will weigh more at 5 weeks?

• Mochi
• Kappa
• Po the dragon warrior
• Jack Black

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

The cost of Nate’s service is described by y = 4x + 6. The table shows the cost of Beth’s service. Find the equation for Beth's service.  Which service is cheaper for 8 movies in one month?

• Beth's service ($38 vs. $40) is cheaper
• Nate’s service ($42 vs. $44) is cheaper
• Nate’s service ($38 vs. $40) is cheaper
• Beth's service ($42 vs. $44) is cheaper

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9