Inequality Word Problems Introduction

Katie wants to have at least $200 in her bank account by the end of the month. She currently has $25 in her bank account. Katie makes $12 for each dog that she walks. Which inequality could help you find how many dogs Katie would have to walk to reach her goal?

• 25 - 12x ≥ 200

• 25 + 12x ≥ 200

• 13x ≥ 200

• 25 + 12x < 200

Tags

CCSS.7.EE.B.4B

Joan needed $100 to buy a graphing calculator for her math class. Her neighbor will pay her $5 per hour to babysit and her Father gave her $10 for mowing the lawn. Which inequality represents the minimum amount of hours she will need to babysit in order for her to buy her calculator?

• 5x + 10 ≥ 100

• 5x - 100 ≥ 10

• 10x + 5 ≤ 100

• 5x + 10 > 100

Tags

CCSS.7.EE.B.4B

Lea needs at least $240 to buy new headphones. She has already saved $30. She earns $14 per car that she washes. What is the least number of cars she can wash to buy the headphones? Write the inequality to the problem.

• 14x+30 ≥ 240

• 14x+30 ≤ 240

• 30x+14 ≥ 240

• 30x+14 ≤ 240

Tags

CCSS.7.EE.B.4B

Which inequality is represented by the words " no more than"?

• <

• >

• ≤

• ≥

Tags

CCSS.6.EE.B.8

Which inequality is represented by the words " more than"?

• <

• >

• ≤

• ≥

Tags

CCSS.6.EE.B.8

Which inequality is represented by the words " at least"?

• <

• >

• ≤

• ≥

Tags

CCSS.6.EE.B.8

A limo driver needs to make more than $450 in one day.  He charges a rental fee of $375 and $0.85 per mile.  What inequality represents the number of miles, x, he would have to drive to reach his goal?

• 0.85x + 375 > 450

• 0.85x + 375 < 450

• 0.85 + 375x > 450

• 0.85 + 375x < 450

Tags

CCSS.7.EE.B.4B

Adam, a 12th grader, has been working at a video game store for 5 weeks. He earns $80 per day plus $8 per video game sold. Today, how many video games does he need to sell to have more than $176. Using the CUBES Strategy, what are the key numbers in this problem? Select ALL that apply.

• 5

• 8

• 12

• 80

• 176

Adam, a 12th grader, has been working at a video game store for 5 weeks. He earns $80 per day plus $8 per video game sold. Today, how many video games does he need to sell to have more than $176. Which inequality symbol will be used to solve this problem?

Tags

CCSS.6.EE.B.8

Which inequality is represented by the words " no smaller than"?

• <

• >

• ≤

• ≥

Tags

CCSS.6.EE.B.8