Inequalities word problems A.5

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. It uses symbols like >, <, ≥, and ≤.

Front

What does the symbol '≥' mean?

Back

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

Front

How do you represent a situation where a person needs to save a certain amount of money?

Back

Front

What is the first step in solving an inequality?

Back

The first step is to isolate the variable on one side of the inequality. This often involves adding, subtracting, multiplying, or dividing both sides by the same number.

Front

Back

Front

What does it mean to 'collect at least' a certain number of items?

Back

Front

How can you express the total cost of items in an inequality?

Back

Front

Back

It means that the value of x must be 80 or more. For example, if x represents the number of signatures needed per week, Jo must collect at least 80 signatures each week.

Front

What is the significance of the birthday money in Camie's savings problem?

Back

The birthday money is a one-time addition to her savings, which affects the total amount she has saved compared to Jorge's ongoing savings.

Front

Back

This inequality means that Jorge's total savings after w weeks must be greater than or equal to Camie's total savings after w weeks plus her initial birthday money.