Writing Inequalities & Finding Boundaries in Real Life

A school is planning a field trip and needs at least 30 students to sign up. If 5 students have already signed up, how many more students need to sign up? Write an inequality to represent this situation.

• 25

• 20

• 10

• 15

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 and identify the boundary point.

• 350

• 500

• 400

• 250

Maria has $50 to spend on books. If each book costs $8, how many books can she buy? Write an inequality to represent the situation and find the boundary point.

• 5

• 6

• 8

• 7

A gym requires at least 20 members to stay open. If there are currently 15 members, how many more members are needed? Write an inequality and identify the boundary point.

• 3

• 10

• 8

• 5

A farmer has 120 apples and wants to pack them into boxes that hold 10 apples each. How many boxes can he fill? Write an inequality to represent this situation and identify the boundary point.

• 15

• 20

• 10

• 12

A movie theater has 200 seats. If 75 seats are already filled, how many more tickets can be sold? Write an inequality and identify the boundary point.

• 125

• 200

• 100

• 150

A baker can make a maximum of 48 cookies in one batch. If he has already made 20 cookies, how many more can he make? Write an inequality and identify the boundary point.

• 32

• 28

• 24

• 30

A student needs to score at least 70% on a test to pass. If the test has 50 questions, how many questions can the student miss? Write an inequality and identify the boundary point.

• 20

• 10

• 25

• 15

A car rental company has a limit of 300 miles for a rental. If a customer has already driven 150 miles, how many more miles can they drive? Write an inequality and identify the boundary point.

• 200

• 100

• 250

• 150

A library has a limit of 100 books that can be checked out at one time. If 45 books are currently checked out, how many more can be checked out? Write an inequality and identify the boundary point.

• 55

• 70

• 50

• 60