Academic team of Physics Wallah prepared a step by step solution of chapter-21 Data Handling of text book RS Aggarwal class 8. Before going through solution of chapter-21 Data Handling Exercise-21C, one must have clear idea about the chapter-21 Data Handling so read theory of chapter-21 Data Handling and then try to solve all numerical of exercise-21C.

RS Aggarwal class 8 solution for chapter-21 Data Handling Exercise-21C, is uploaded for reference only don’t copy the solutions. Academic team of Physics Wallah prepared **NCERT Solutions** and do solve all questions given in Exercise with the help of **NCERT Solutions for Class 8 Maths**.

For additional information related to the subject you can check the **Maths Formula** section. If any students need to take the online test to check their concepts or undertstanding then they can visit **Maths Online quiz for Class 8**.

**Q1. Where can I find helpful study materials for Class 8 Maths?**

**Ans.** Everything you can be found in the Physics Wallah app or website. Experts create these resources in the field, and the information is accurate and reliable. Students can access revision notes, important questions, question papers, and much more! There are no fees or costs associated with these study materials.

All students must do is sign in, and then they can download whatever they want in PDF format. You can benefit from these free resources, which will help you pass your exams.

**Q2. Why must I study from the RS Aggarwal book in Class 8?**

**Ans.** The CBSE Board recommends RS Aggarwal's textbooks. These books adhere to the latest CBSE syllabus. As a result, these books are sufficient to prepare for the 9th-grade exams. Explains concepts quickly and concisely. When it comes to strengthening your foundations, these textbooks are excellent.

It contains several solved examples and tests that assist the student in learning. The test paper will be based almost entirely on RS Aggarwal's book. For this reason, students are advised to read RS Aggarwal's book carefully.

**Q3. What will I learn in RS Aggarwal Solutions Class 8 Chapter-21?**

**Ans.** You will learn about data handling. Collecting a data set and presenting it in a different format unites data handling. A set of numbers representing a particular type of information is referred to as data. Raw data is a visual collection that is initially collected. Data can be of any shape. It can be words, numbers, ratings, descriptions, or references.

The process of ensuring that research data is collected, archived, or disposed of safely and securely during and after the analysis process is known as Data handling.

**Q4. Is it required to complete all of the Chapter Exercises?**

**Ans.** It is always best to complete all Chapter exercises because they provide practice. Mathematics is not a lesson that can be learned by reading or memorizing. It requires dedication and practice. After each section of the RS Aggarwal textbook, there are Examples and Tests.

After completing each section, please review the Solid Examples and ensure you fully understand them. Then proceed to Exercise and try to resolve it. There is a chance that the same questions will appear in the exam, so students should practice the math exercises thoroughly.