Writing Inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥ to show that one expression is less than, greater than, or equal to another.

Front

What does the symbol '<' mean in an inequality?

Back

The symbol '<' means 'less than'. It indicates that the value on the left side is smaller than the value on the right side.

Front

What does the symbol '>' mean in an inequality?

Back

The symbol '>' means 'greater than'. It indicates that the value on the left side is larger than the value on the right side.

Front

What does the symbol '≤' mean in an inequality?

Back

The symbol '≤' means 'less than or equal to'. It indicates that the value on the left side is either smaller than or equal to the value on the right side.

Front

What does the symbol '≥' mean in an inequality?

Back

The symbol '≥' means 'greater than or equal to'. It indicates that the value on the left side is either larger than or equal to the value on the right side.

Front

How would you write the inequality for 'You can spend at most $150'?

Back

m ≤ 150, where m is the amount of money spent.

Front

How would you write the inequality for 'The maximum number of people allowed in an elevator is 10'?

Back

p ≤ 10, where p is the number of people in the elevator.

Front

How would you write the inequality for 'Each class has at least 15 students'?

Back

c ≥ 15, where c is the number of students in the class.

Front

How would you write the inequality for 'You must be at least 17 years old to see an R rated movie'?

Back

a ≥ 17, where a is the age of the person.

Front

How would you write the inequality for 'You must buy more than 100 bracelets to get a discount'?

Back

b > 100, where b is the number of bracelets bought.