Expressions and Inequalities in the Real World

The local gym charges $9.99 per month as well as a $11.99 membership fee. Write an expression to represent the fee charged after "m" months.

• 9.99m + 11.99

• 11.99m + 9.99

• 11.99m

• 9.99m

A website charges $7.99 to download an album, and there is no membership fee. Write an expression to represent the total cost of "a" albums.

• 7.99

• 7.99a

• a

A website charges $11.99 to download an album, and there is a membership fee of $4.99. Write an expression to represent the total cost of "n" albums.

• 11.99n

• 4.99n

• 4.99n + 11.99

• 11.99n + 4.99

Walmart charges $0.79 per for a Snickers candy bar. Write an expression to represent the total cost of "n" candy bars.

• n

• 0.79

• 0.79n

McDonald's charges $1.39 for a small order of fries. Write an expression to represent the total cost of "n" fries.

• n

• 1.39

• 1.39n

To be a member of the stamp club at school, students must have at least 50 stamps.  Which inequality represents this situation?

• x < 50

• x > 50

• x ≤ 50

• x ≥ 50

Which inequality represents the temperature at which water freezes?

• w < 0

• w > 0

• w ≤ 0

• w ≥ 0

Sophia can spend at most $50 on clothes.  Which inequality represents this situation?

• x > 50

• x < 50

• x ≤ 50

• x ≥ 50

No more than 4 people can fit into the sports car. 

• x > 4

• x ≤ 4

• x ≥ 4

• x > 4

The pizza oven needs to be kept on at least 375 degrees. 

• x ≤ 375

• x ≥ 375

• x > 375

• x < 375