CCSS.Math.Content.8.F.B.4

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x
• y = 15(1.35)^x
• y = 15(0.35)^x
• y = 35(1.15)^x

Tags

CCSS.Math.Content.8.F.B.4

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480
• 1960
• 84
• 25

Tags

CCSS.Math.Content.8.F.B.4

What is the rate of change for the following graph?

• 80
• 20
• 40
• 160

Tags

CCSS.Math.Content.HSS.ID.C.7

CCSS.Math.Content.8.F.B.4

What is the slope and y-intercept of the table?

• m=5/6 b=6
• m=-5/6 b=5
• m=6/5 b=0
• m=-6/5 b=-1

Tags

CCSS.Math.Content.8.EE.B.6

CCSS.Math.Content.8.F.B.4

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.Math.Content.8.EE.B.6

CCSS.Math.Content.8.F.B.4

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2
• -1/2
• 2
• -2

Tags

CCSS.Math.Content.8.F.B.4

The chart below tracts starting salaries for health care workers since the year 2000. Using linear regression, find the equation of best fit. Round decimals to 3 places.

• y = 839.721x + 27541.812
• y = 27541.812x - 839.721
• y = 27541.812x + 839.721
• y = 839.721x - 27541.812

Tags

CCSS.Math.Content.8.F.B.4

 In order to join an online learning community, there is a $20 startup fee and a $5 monthly fee. Write an equation in slope-intercept form that models this situation.

• y = 20x + 5
• y = 5x +20

Tags

CCSS.Math.Content.8.EE.B.6

CCSS.Math.Content.8.F.B.4

What is the algebraic equation for this table?

• y = x + 3
• y = 3x
• y = x ÷ 3
• y = x - 3

Tags

CCSS.Math.Content.8.F.B.4

Choose the correct answer.

• A
• B
• C
• D

Tags

CCSS.Math.Content.8.F.B.4