Answer: The number of messages she put in each folder is 107
Explanation:
Given: Mallory has 535 E-Mail messages in her Inbox.
She sorts them evenly among folders labeled Family, Friends, Work, School, and Recipes.
Thus, the number of folder she made = 5
Now, if she evenly divide the number of mails, then the number of messages put in each folder now=

Therefore, the number of messages she put in each folder is 107.