Rule 33 assures that the objections will lead directly to court, through its requirement that they be served with a notice of hearing. This packet provides general guidance about asking written questions, called "Interrogatories," to another party in the case.Interrogatories are written questions that the parties may serve on each other to help them learn information about the case. The responding party must serve its answers and any objections within 30 days after being served with the interrogatories. (Fed. Federal Rule of Civil Procedure 33 covers interrogatories, and FRCP 36 covers requests for admission. Federal Rule Civil Procedure 33(a) limits the number of interrogatories to 25 including subparts.