8th grade rate change and slope

What is the constant of proportionality for this table?

• 1/9
• 9
• 8

Tags

CCSS.HSF-LE.A.1B

What is the constant of proportionality (in miles per hour) based on the table?

• 45
• 90
• 135
• 2

Tags

CCSS.HSF-LE.A.1B

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

• y
• x
• 14

Tags

CCSS.HSF-LE.A.1B

Which statement below accurately represents the graph?

• $100 is earned for each hour worked
• $100 is earned for every 2 hours worked
• $500 is earned for every 8 hours worked
• $200 is earned for every 3 hours worked

Tags

CCSS.8.EE.B.5

In the graph, x represents time in seconds, and y represents the number of pages printed by a printer. Which statement best describes the rate of change for this situation?

• The number of pages printed increases 4 pages per second.

• The number of pages printed increases 2 pages per second.

• The number of pages printed increases 1 page per second.

• The number of pages printed increases 0.5 page per second.

Tags

CCSS.HSF.IF.B.4

Over the course of 10 years, how much more interest would Debra's $2,250 investment earn with a simple interest rate of 3.9% then with a simple interest rate of 2.7%?

• $1,485.00

• $270.00

• $877.50

• $27.00

Tags

CCSS.7.RP.A.3

Vanessa opens a savings account for college. She deposited $850.00 in an account with a simple interest rate of 3.6% How much interest would Vanessa earn after 6 years?

• $30.60

• $183.60

• $1050.94

• $200.94

Tags

CCSS.7.RP.A.3

Which of the following numbers would not fall between the points on the number line?

• 82%

• 1.63 x 10^-8

• -¾

• -0.25

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

What is the slope of the line shown by the similar triangles in the graph?

• -4/3 = -8/6 = /4/3

• -4/-3 = -8/-6 = 4/3

• 3/-4 = 6/-8 = -3/4

• 3/4 = 6/8 = 3/4

Tags

CCSS.8.EE.B.6

What is the slope of the table?

• $16.50

• $31.50

• $63.00

• $30.00

Tags

CCSS.8.EE.B.5