Chapter 3 Math 8th grade

Find the constant rate of change for the graph

• $\frac{2}{3}$ inches per pound

• $\frac{1}{2\ }$ inches per pound

• $1\ \frac{1}{2\ }$ inches per pound

• $\frac{1}{3}$ inches per pound

Tags

CCSS.HSF-LE.A.1B

The table shows the relationship between the number of minutes y it takes a racecar to complete a lap x on a race track. What is the constant rate of change?

• 5 minutes per lap

• 10 minutes per lap

• 3 minutes per lap

• 15 minutes per lap

Tags

CCSS.HSF-LE.A.1B

Graph the equation using the slope and y intercept

 $y\ =\ 2x\ -\ 3$  

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Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Use the x- and y- intercepts to graph the function  $-2x\ +\ 7y\ =\ -14$  

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Tags

CCSS.HSF-IF.C.7A

Akala has exactly $3 in quarters, dimes, and nickels. If she has 25 coins, how many of each coin does she have?

• 4 quarters, 16 dimes, 5 nickels

• 6 quarters, 11 dimes, 8 nickels

• 7 quarters, 8 dimes, 10 nickels

• 8 quarters, 3 dimes, 4 nickels

Tags

CCSS.4.MD.A.2

Write the point-slope form of an equation for a line that passes through (-1,2) with slope 4.

• $y-1=4\left(x-2\right)$

• $y-2=4\left(x-1\right)$

• $y-2=4\left(x+1\right)$

• $y=2x\ +\ 4$

Write an equation in slope-intercept form for the graph shown.

•  $y=25x+4$  

•  $y=5x-25$  

•  $y=4x+25$  

•  $x=-25y+5$  

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

Find the total cost for a 4-hour bike rental.

• $10

• $20

• $30

• $40

Tags

CCSS.HSF.LE.B.5

The number of meters in any length varies directly to the number of yards in the same length. Find the measure of an object in meters that is 12 yards long. Write your answer to the ten-thousandth place, as in the table.

• 10.9728

• 11.9827

• 9.7829

• 10.8792

Tags

CCSS.HSF-LE.A.1B

Solve a system of equations by graphing.
 $2x-y=8$  

 $4x+3y=6$  

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Tags

CCSS.8.EE.C.8B