Real-World Inequalities Graded

Front

What does the inequality x < -4 represent on a number line?

Back

It represents all numbers less than -4, which are to the left of -4 on the number line.

Front

What does the inequality a ≥ 11 mean?

Back

It means that 'a' can be 11 or any number greater than 11.

Front

If Tom can use a maximum of 20 boards for his bird house, how is this represented in inequality form?

Back

This is represented as t ≤ 20.

Front

What does the inequality x ≤ 13 indicate about the value of x?

Back

It indicates that x can be 13 or any number less than 13.

Front

If each scrunchie costs $1.28 and Pam has $20, how do we express the maximum number of scrunchies she can buy?

Back

This is expressed as 1.28x ≤ 20.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or equal to the other.

Front

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

Back

It means 'less than or equal to'.

Front

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

Back

It means 'greater than or equal to'.

Front

How do you represent a situation where a number must be less than a certain value?

Back

You use the '<' symbol in an inequality.

Front

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

Back

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