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

Given the list of ordered pairs, identify the y-intercept.
(1, 3),  (9,10),  (0, -4),  (8, 9),  (4, 0)

• (1,3)
• (0,-4) and (4,0)
• (0,-4)
• 3, 10, -4, 9, 0

Tags

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

Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually. What will be his balance after 15 year?

• $827.52
• $831.10
• $839.45
• $846.80

Tags

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

Bob has $150 in his savings account and saves $40 per month.

• 150 + 40
• 40x + 150
• 150x + 40

Tags

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

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

Tags

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

At what rate did the rain fall?

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

Tags

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

Sandra has a $20 itunes gift card and spends $3 each month.  Which equation can be used to find how much money Sandra has on her giftcard after x months?

• y = 3x + 20
• y = 3 + 20x
• y = -3x + 20
• y = -20x + 3

Tags

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

In the equation y = 14x, what is the constant of proportionality?

• y
• x
• 14

Tags

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

Write the equation of the line.

• y = -1/3x - 2
• y = 1/3x - 2
• y = 3x - 2
• y = -3x - 2

Tags

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

Write an equation for the line

• y = 50x
• y = 20x
• y = 0.02x
• y = 0.2x

Tags

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

The annual profits for a company are given in the following table, where x represents the number of years since 1992, and y represents the profit in thousands of dollars. Write the linear regression equation that represents this set of data, rounding all coefficients to the nearest hundredth. Using this equation, estimate the year in which the profits would reach 378 thousand dollars.

• 2029

• 2014

• 2003

• 8753

Tags

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