Solving Inequalities in Real World Problems

What is the first step in solving real-world inequality problems?

• Write an inequality

• Define the variables

• Graph the inequality

• Solve the inequality

Which symbol represents 'at least' in inequalities?

• >

• ≥

• ≤

• <

Tags

CCSS.6.EE.B.8

What does the word 'exceeds' indicate in an inequality?

• Greater than

• Less than

• Less than or equal to

• Greater than or equal to

Tags

CCSS.6.EE.B.8

If Tony has $400 and saves $50 per month, what is the expression for his savings after m months?

• 400 + 50m

• 400 - 50m

• 50 + 400m

• 50m - 400

Tags

CCSS.6.EE.B.6

Kayla has $100 and saves $75 per month. What is the expression for her savings after m months?

• 75 + 100m

• 100 + 75m

• 75m + 100

• 100 - 75m

Tags

CCSS.6.EE.B.6

How many months will it take for Kayla to have at least as much money as Tony?

• 10 months

• 12 months

• 16 months

• 14 months

What is the cost for Chevy to develop and market a new car model?

• $20 million

• $25 million

• $15 million

• $10 million

How much does Chevy sell each car for?

• $35,000

• $20,000

• $30,000

• $25,000

Tags

CCSS.HSF.LE.B.5

How many cars does Chevy need to sell to make more than $5 million in profit?

• 1,100 cars

• 1,000 cars

• 900 cars

• 800 cars

Micah scored 83, 87, and 92 on her last three tests. What score does she need on her next test to have an average higher than 90?

• 95

• 97

• 98

• 99