Lesson 3 Mastery Check

Which rate of change represents the following the graph shown?

• $ 5 per movie
• $10 per movie
• $1 per movie
• $0.20 per movie

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Which of the following rates of change represents the graph shown?

• 2 boys for every 1 girl
• 0.5 boys for every 1 girl
• 6 boys for every 1 girl
• 3 boys for every 1 girl

Tags

CCSS.HSF-LE.A.1B

Which rate of change represents the following graph?

• 4 bracelets per girl
• 3 bracelets per girl
• 0.25 bracelets per girl
• 2 bracelets per girl

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Who has the greater rate of change?

• CJ has a greater rate of change with 13/2
• Holland has a greater rate of change with 6
• CJ has a greater rate of change with 2/13
• They have the same rate of change.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute
• Yes, $.10 per minute
• Yes, $.40 per minute
• Not a constant rate

Tags

CCSS.HSF-LE.A.1B

Which company shows a greater rate of change?

• Water's Edge Rafts
• Ryan's Rafts

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

What is the constant rate of change?

• Not here.

• $80 per month.

• $82 per month.

• $41 per month.

Tags

CCSS.HSF-LE.A.1B

If x and y vary directly, what is the missing value in the points (x, 4) and (-14, -8)?

• x = -7
• x = -2.3
• x = 2.3
• x = 7

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

The value of y varies directly with x.  Which function represents the relationship between x and y if y = 14 when x = 6. 

• y=20x
• y=84x
• y=7/3x
• y=3/7x

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.2

The interest received on a savings account varies directly with the amount deposited. Daniel received $55.35 in interest on $1230 he deposited. How much interest would Daniel have received if he had deposited $2000 into his account?

• 34.04
• 90.00
• 1,285.35
• 44,444.44

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1