Unit 8 Post Review - Equations and Inequalities

Unit 8 Post Review - Equations and Inequalities

by Justice Miller

Multiple Choice

IDENTIFY THE SYMBOL: $$\ge$$  

• Greater than

• Less than

• Greater than or equal to

• Less than or equal to

Multiple Choice

IDENTIFY THE SYMBOL: $$<$$  

• Greater than

• Less than

• Greater than or equal to

• Less than or equal to

Multiple Choice

IDENTIFY THE SYMBOL: $$\le$$  

• Greater than

• Less than

• Greater than or equal to

• Less than or equal to

Multiple Choice

IDENTIFY THE SYMBOL: $$>$$  

• Greater than

• Less than

• Greater than or equal to

• Less than or equal to

Multiple Choice

A number n divided by 4 is less than  8.

• $$\frac{n}{4}=8$$  

• $$8\ge n-4$$  

• $$\frac{n}{4}<8$$  

• $$n+4=8$$  

Multiple Choice

The product of a number n and 4 is 8. 

• $$\frac{n}{4}=8$$  

• $$8\ge n-4$$  

•    $$4\left(n\right)=8$$  

• $$n+4=8$$  

Multiple Choice

The quotient of a number n and 4 is 8.

• $$\frac{n}{4}=8$$  

• $$8\ge n-4$$  

•    $$n\div4<8$$  

• $$n+4=8$$  

Multiple Choice

8 is at least 4 less than a number n.

• $$\frac{n}{4}=8$$  

• $$8\ge n-4$$  

•    $$4\left(n\right)=8$$  

• $$n+4=8$$  

Multiple Choice

The sum of a number n and 4 is more than 8.

• $$\frac{n}{4}=8$$  

• $$8\ge n-4$$  

•    $$4\left(n\right)=8$$  

• $$n+4>8$$  

Multiple Choice

Equations have ___ solution(s)

• One

• Multiple

• Infinite

Multiple Choice

Inequalities have ___ solutions

• One

• Multiple

• Infinite

Multiple Choice

$$45<46$$  

• True

• False

Multiple Choice

$$23+15\ge38$$  

• True

• False

Multiple Choice

Tell​ ​whether​ ​the​ ​given value ​is​ ​a​ ​solution​ ​of​ ​the​ ​inequality.​ ​Show​ ​your​ ​work.

62 < x + 98; x = 38

• Yes, 38 is a solution

• No, 38 is not a solution

Multiple Choice

Tell​ ​whether​ ​the​ ​given value ​is​ ​a​ ​solution​ ​of​ ​the​ ​inequality.​ ​

53 < x + 28; x = 19

• Yes, 19 is a solution

• No, 19 is not a solution

Multiple Choice

An open circle on a number line means that that number is a solution to the inequality

• True

• False

Multiple Choice

Select the correct inequality based on the number line.

• $$x>2$$  

• $$x<2$$  

• $$x\ge2$$  

• $$x\le2$$  

Multiple Choice

Select the correct inequality based on the number line.

• $$x>-1$$  

• $$x<-1$$  

• $$x\ge-1$$  

• $$x\le-1$$  

Multiple Choice

Select the option that would be a solution for the inequality shown in the graph

• 58

• 61

• 49

• 73

Multiple Select

Select all options that would be a solution for the inequality shown in the graph

• 12

• 9

• 23

• 10

Multiple Choice

The inverse operation of addition is

• Addition

• Subtraction

• Multiplication

• Division

Multiple Choice

The inverse operation of division is

• Addition

• Subtraction

• Multiplication

• Division

Multiple Choice

The inverse operation of subtraction is

• Addition

• Subtraction

• Multiplication

• Division

Multiple Choice

The inverse operation of multiplication is

• Addition

• Subtraction

• Multiplication

• Division

Fill in the Blank

Solve​ ​the​ ​equation using inverse operations.​ ​Show​ ​your​ ​work.​

y + 121 = 155

Fill in the Blank

Solve​ ​the​ ​equation using inverse operations.​ ​Show​ ​your​ ​work.​

11n = 121

Fill in the Blank

Solve​ ​the​ ​equation using inverse operations.​ ​Show​ ​your​ ​work.​

m - 15 = 10

Fill in the Blank

$$\frac{c}{3}=7$$  Solve​ ​the​ ​equation using inverse operations.​ ​Show​ ​your​ ​work.​

Fill in the Blank

$$\frac{x}{12}=17$$  Solve​ ​the​ ​equation using inverse operations.​ ​Show​ ​your​ ​work.​

Multiple Choice

Mike knows that it will cost $74.53 to get his bike fixed. He has $26.37. Write and solve an addition equation to find how much more money Mike needs.

• 75.53 - 26.37 = m

• 74.53 + 26.37 = m

• m + 26.37 = 74.53

• m + 74.53 = 26.37

Fill in the Blank

Mike knows that it will cost $74.53 to get his bike fixed. He has $26.37. How much more money does Mike need?

Multiple Choice

A football game is 100 minutes long. Fifty-four minutes of the game have been played. Write an addition equation to find the number of minutes (m) that remain.

• 100 + 54 = m

• 100 - 54 = m

• m + 54 = 100

• 100 - m = 54

Fill in the Blank

A football game is 100 minutes long. Fifty-four minutes of the game have been played. How many minutes (m) remain in the game?

Fill in the Blank

Mr. B bought multiple gift cards for his friends. Each gift card was valued at $18. If Mr. B spent $90 total, how many gift cards did he purchase?

Fill in the Blank

Roberto had x amount of dollars in his wallet. He spend $22 at lunch and still has $65 remaining. How much money did Robert have in his wallet before buying lunch?

Fill in the Blank

Jolene makes cupcakes to sell at her store. She makes 240 cupcakes total. Each cupcake will be sold for $4.50. How much money will Jolene make if she sells all of her cupcakes?

Fill in the Blank

**Challenge question**: Jolene makes cupcakes to sell at her store. She makes 240 cupcakes total. It cost 2.75 to make each cupcake. Each cupcake will be sold for $4.50. If Jolene sells 196 cupcakes, how much money will Jolene make for profit?