Introduction:
Solving previous year papers is an effective strategy to improve one's ability to solve questions that require interpretation or analysis of data from tables or graphs. This approach allows students to familiarize themselves with the format and types of questions commonly asked in exams. Additionally, it helps in developing the necessary skills to understand and interpret data presented in various forms.

Benefits of solving previous year papers:
1. Exposure to different question formats: By solving previous year papers, students get exposed to a wide range of question formats, including those that require interpretation or analysis of data from tables or graphs. This exposure helps in understanding the various ways in which data can be presented and the corresponding analysis required.

2. Practice in interpreting data: Solving questions based on tables or graphs helps in developing the skill of interpreting data accurately. It requires understanding the information presented in the table or graph, identifying patterns, and drawing logical conclusions.

3. Improvement in analytical skills: Questions based on data interpretation or analysis often involve analyzing the given information, identifying trends or relationships, and making inferences or predictions. Regular practice with previous year papers enhances analytical skills and the ability to think critically.

4. Familiarity with common question patterns: Regularly solving previous year papers exposes students to the common question patterns and helps them understand the types of information that are typically tested. This familiarity enables them to approach similar questions in a structured and efficient manner.

5. Identification of weak areas: Solving previous year papers helps students identify their weak areas in interpreting or analyzing data from tables or graphs. By analyzing their performance and reviewing the correct solutions, they can focus on improving these specific areas to enhance their overall performance.

6. Time management: Solving previous year papers under exam-like conditions helps in improving time management skills. It allows students to practice answering questions within the given time constraints, which is crucial during the actual exam.

Conclusion:
Solving previous year papers is an essential strategy to improve the ability to solve questions that require interpretation or analysis of data from tables or graphs. It provides exposure to different question formats, enhances analytical skills, and helps in identifying weak areas. Regular practice with previous year papers not only improves one's performance but also boosts confidence and reduces exam-related stress.