set of problems

noun
  1. A collection or group of issues, challenges, or difficulties that are related or encountered together. noun
    The project manager faced a set of problems when the team missed the deadline.
    In mathematics, a set of problems was given to the students to solve over the weekend.
  2. A series of exercises or questions designed to test or improve one's knowledge or skills in a particular area. noun
    The teacher handed out a set of problems to help the students prepare for the exam.
    She completed the set of problems in the workbook to practice her algebra skills.