Math 8: Review of All Covered Material

Look at the numbers below.

If asked to put these numbers in descending order, which number would come first ? $8.4\times10^2,\ \ \ \ \ 840\%,\ \ \ \ \ 0.84,\ \ \ \ \ 8\frac{1}{2},\ \ \ \ \ \pi$  

•  $8.4\times10^2$  

•  $840\%$  

•  $0.84$  

•  $8\frac{1}{2}$  

•  $\pi$  

Simplify the following expression.

 $\frac{1}{4}\left(8x+2\right)-\frac{1}{6}\left(-3-12x\right)$  

Which of the answer choices below shows the expression simplified correctly?

•  $0$  

•  $4x-1$  

•  $4x+1$  

•  $-4x+1$  

Tags

CCSS.6.EE.A.3

Given the set of ordered pairs below.

 $\left\{\left(-2,\ 0\right),\ \left(0,\ -4\right),\ \left(3,\ 2\right),\ \left(4,\ 7\right),\ \left(\ ?\ \right)\right\}$  

Which ordered pair can be added and make the relation a function?

•  $\left(-3,\ 5\right)$  

•  $\left(-2,\ 7\right)$  

•  $\left(0,\ 2\right)$  

•  $\left(4,\ 8\right)$  

Tags

CCSS.8.F.A.1

Given the inequality below.

 $9-3x\ge-11-8x$  

Which of the values below would make the inequality true? Select all correct answers.

•  $4$  

•  $-8$  

•  $-4$  

•  $-3$  

•  $-15$  

Tags

CCSS.6.EE.B.5

Which of the following equations has a slope of  $-\frac{1}{2}$  and a y-intercept of  $9$  ?

•  $y=\frac{1}{2}x-9$  

•  $y=\frac{1}{2}x+9$  

•  $y=9-\frac{1}{2}x$  

•  $y=9x-\frac{1}{2}$  

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the measure of the missing angle?

• 103°

• 180°

• 77°

• 62°

Tags

CCSS.7.G.B.5

A figure is translated 2 units left and 4 units down. If the original coordinates of A is (-4, 7), what is A'?

• (-6, 3)

• (-2, 3)

• (0, 5)

• (-2, 5)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following relationships describes the scatter plot?

• Positive Correlation

• Negative Correlation

• No Correlation

Tags

CCSS.HSS.ID.B.5

What is the length of x?

• 25 ft

• 5 ft

• 7 ft

• 49 ft

Tags

CCSS.8.G.B.7

Jason charges $25 plus $3 per hour for cutting grass. If the cost of his services was $43, how many hours did he work?

• -6 hours

• 8 hours

• 3 hours

• 6 hours

Tags

CCSS.7.EE.B.4A