Correct answers only! After conducting a survey of all her classmates Midge discovers that the amount of money everyone spends buying books each month has a mean of $30. What does the mean say about the amount of classmates spend on books?

Half of her classmates spent exactly $30 per month buying books.

Half of your classmates spent more than $30 per month buying books.

The majority of her classmates spent $30 per month buying books.

If the amount spent on books per month by all her the classmates is leveled, the amount will be $30.