Lesson 4-6 Inequalities

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols such as <, >, ≤, or ≥.

Front

What does the symbol '≤' mean?

Back

The symbol '≤' means 'less than or equal to.' It indicates that one value is either less than or equal to another value.

Front

What does the symbol '≥' mean?

Back

The symbol '≥' means 'greater than or equal to.' It indicates that one value is either greater than or equal to another value.

Front

How would you express 'no more than 20' in inequality form?

Back

You would express it as x ≤ 20.

Front

How would you express 'fewer than 150' in inequality form?

Back

You would express it as c < 150.

Front

What is the solution to the inequality 6b = 30?

Back

The solution is b = 5.

Front

If you can spend no more than 20 dollars, how would you write this as an inequality?

Back

You would write it as x ≤ 20.

Front

What does the inequality 's ≤ 18' represent in a real-world context?

Back

It represents that there are 18 or fewer students in the hall.

Front

What is the difference between '>' and '≥'?

Back

'>' means greater than, while '≥' means greater than or equal to.

Front

If a student must read for a minimum of 20 minutes, how is this expressed in inequality form?

Back

It is expressed as x ≥ 20.