9/28 Inequalities

​MAFS.912.A-CED.1.1.​

MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

Multiple Choice

Pick the correct inequality equation that represents the graph.

• $$x>-1$$

• $$x<-1$$

• $$x\ge-1$$

• $$x\le-1$$

Multiple Choice

Which figure shows the inequality x > -4?

• Figure 1
• Figure 2
• Figure 3
• Figure 4

Multiple Choice

Pick the correct inequality equation that represents the graph.

• $$x>5$$

• $$x<5$$

• $$x\ge5$$

• $$x\le5$$

Multiple Select

Which of these numbers are solutions to this inequality?

• 2

• 3

• 4

• 5

• 6

Multiple Choice

Which graph above shows the solution to the inequality s ≥ -2?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Multiple Choice

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.3.

Read and graph the given variable

​Then make an observation....

​x > 4

​

a < -2

​

k < 5

5 > x

​

-3 < a

​

3 < k

​MAFS.912.A-CED.1.3.

​MAFS.912.A-CED.1.1.

Multiple Choice

John needs at least an 80 on his next test in Math class to pass this marking period. Which inequality shows what John needs on his test to pass this marking period?

• t > 80

• t < 80

• t ≥ 80

• t ≤ 80

Multiple Choice

The minimum height a person must be to ride the Superman Roller-coaster is 54 inches. Which inequality can be used to show this?

• h > 54 inches

• h ≥ 54 inches

• h < 54 inches

• h ≤ 54 inches

Multiple Choice

It is not safe to use a light bulb of more than 60 watts in certain light fixtures. Represent this as an inequality.

• w < 60

• w > 60

• w ≤ 60

• w ≥ 60

Multiple Choice

Todd caught at least three times as many fish this year than last year. He caught 63 fish this year. Which inequality represents how many fish he caught last year? 

• 3y > 63
• 3y < 63
• 3y ≤ 63
• 3y ≥ 63

Multiple Choice

The Starlight Bowling Alley charges $6 to rent shoes and $8 per game.

Cameron has only $42 to spend.

• 6x + 8 ≥ 42
• 8x + 6 ≤ 42
• 6x + 8 > 42
• 8x + 6 < 42

Multiple Choice

Top Golf charges $12 for each hour. You can spend no more than $60.

Which of the following inequalities shows the possible hours, h, that you can golf?

• 12h < 60

• 12h ≤ 60

• 12h > 60

• 12h ≥ 60

Multiple Choice

Jo needs to collect at least 1,000 signatures for a petition. He has 520 and wants to collect the same number each week. He has 6 more weeks. Which inequality represents this situation?

• $$520x+6\le1000$$  

• $$520+6x\ge1000$$  

• $$520x+6\ge1000$$  

• $$520+6x\le1000$$  

Multiple Choice

Ann wants to spend at most $8.50 on school supplies. She needs to purchase a binder (costs $6.89) and wants to spend the rest on pens, which cost $0.59 each. Which inequality represents this situation, where x is the number of pens Ann can buy?

• $$6.89+8.50x\le0.59$$  

• $$8.50+0.59x\le6.89$$  

• $$0.59+6.89x\le8.50$$  

• $$6.89+0.59x\le8.50$$  

Multiple Choice

Wes wants to spend under $15 on lunch. He decides to buy pizza slices which cost $2.50 each and a two liter soda which costs $1.75. Which inequality represents this situation?

• $$15>2.50x+1.75$$  

• $$15\le2.50x+1.75$$  

• $$15\ge2.50+1.75x$$  

• $$15<2.50+1.75x$$  

​MAFS.912.A-CED.1.1.