Writing Inequalities From Word Problems

There are no more than 18 students in the hall.

• s>18

• s<18

• s≤18

• s≥18

Tags

CCSS.6.EE.B.8

There are fewer than 150 children at the playground.

• c<150
• c>150
• c≤150
• c≥150

Tags

CCSS.3.OA.D.8

CCSS.4.OA.A.3

CCSS.7.EE.B.3

At least 25 cats are on my porch.

• c<25
• c>25
• c≤25
• c≥25

Tags

CCSS.5.G.A.2

Grace has at most $45 in her purse.

• g<45

• g>45

• g≤45

• g≥45

Tags

CCSS.6.EE.B.8

My sister plans to sell more than 250 boxes of cookies.

• c>250
• c<250
• c≤250
• c≥250

Tags

CCSS.6.EE.B.8

Johnny earns $15 per hour dog walking. He wants to earn at least $105 to buy a new bike. Which inequality represents how long Johnny needs to work to afford his new bike? 

• 15h ≤ 105
• 15h > 105
• 15h < 105
• 15h ≥ 105

Tags

CCSS.6.EE.B.8

The speed limit is 45 mph. Katie was going thirty mph and sped up some. Which inequality represents the amount she could speed up and not be speeding?

• 30 + s ≥ 45

• 30 - s ≥ 45

• 30 + s ≤ 45

• 30 - s ≤ 45

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

Tags

CCSS.6.EE.B.8

The temperature in the ice rink must stay below 50°F. This morning, the temperature was 71°F. The ice rink runs a cooling device that can decrease the temperature by 3.5° every hour. Which inequality shows how long it will take for the temperature to fall below 50°F?

• 50 + 3.5x < 71
• 71 - 3.5x < 50
• 71 - 3.5x ≤ 50
• 71 + 3.5x < 50

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.8

The vet told Casey that her dog should weigh at most 70 lbs. Her dog weighs 106 pounds, so Casey set a goal that he would lose 4 pounds per week. Which inequality represents the number of weeks it will take for Casey's dog to reach 70 lbs?

• 106 - 4x ≤ 70

• 70 + 4x ≤ 106

• 4x - 106 ≥ 70

• 106 - 4x< 70