Mastering Inequalities: Real-Life Applications for 8th Graders

1. Sarah has at least $50 to spend on books. If each book costs $12, how many books can she buy? Write an inequality to represent this situation.

• 3

• 5

• 6

• 4

2. A school is planning a field trip and needs to collect at least $300 from students. If each student pays $15, how many students need to participate? Write the inequality and solve it.

• 20

• 25

• 15

• 30

3. Tom wants to save at least $200 for a new bike. If he saves $25 each week, how many weeks will it take him? Write an inequality to express this.

• w < 8

• w <= 7

• w >= 8

• w = 10

4. A concert hall can hold a maximum of 500 people. If 150 tickets have already been sold, how many more tickets can be sold? Write an inequality to represent this situation.

• 350

• 400

• 500

• 250

5. Lisa is making gift bags and wants to include at least 10 items in each bag. If she has 3 types of items and wants to use at least 2 of each type, how many items can she use? Write an inequality to express this.

• x = 10

• x < 10

• x >= 10

• x <= 10

6. A factory produces at least 1000 toys each day. If each toy costs $5 to make, what is the minimum revenue the factory needs to generate? Write an inequality to represent this situation.

• revenue < 5000

• revenue >= 5000

• revenue = 5000

• revenue <= 6000

8. A car rental company has a minimum age requirement of 21 years. If a customer is 18 years old, how many more years until they can rent a car? Write an inequality to represent this situation.

• 3

• 4

• 2

• 5

9. A charity needs to raise at least $1000 for a project. If each donation is at least $50, how many donations are needed? Write an inequality to express this.

• 30

• 25

• 20

• 15

10. A student needs to score at least 70% on a test to pass. If the test has 40 questions, how many questions must the student answer correctly? Write an inequality to represent this situation.

• 25

• 28

• 35

• 30