Introduction:
Solving numerical questions in Paper I requires a systematic approach and understanding of the underlying concepts. Here are some tips and tricks to help you tackle numerical questions effectively:

1. Understand the Problem:
Before attempting any numerical question, it is crucial to carefully read and understand the problem statement. Identify the given data, required output, and the concepts involved.

2. Organize Given Data:
Organize the given data in a structured manner. Create a table or diagram if necessary to visualize the information. This will help in identifying patterns, relationships, and simplifying complex calculations.

3. Identify Relevant Concepts:
Identify the relevant concepts and formulas related to the given problem. Review the theoretical concepts and formulas associated with the topic to ensure a clear understanding.

4. Break Down the Problem:
Break down the problem into smaller, manageable parts. Identify the subtasks or intermediate steps needed to reach the final solution. This will help in avoiding errors and ensuring a step-by-step approach.

5. Solve Step-by-Step:
Solve the problem step-by-step, following the appropriate formulae and procedures. Perform calculations accurately, paying attention to units, significant figures, and decimal places.

6. Approximations and Estimations:
In some cases, it may be beneficial to use approximations or estimations to simplify complex calculations. This can save time and reduce the chances of errors. However, ensure that the approximation does not significantly affect the accuracy of the final result.

7. Practice and Time Management:
Regular practice is essential to improve speed and accuracy in solving numerical questions. Solve sample papers, previous year papers, and practice questions to familiarize yourself with different types of numerical problems. Additionally, practice time management to allocate appropriate time to each question during the exam.

8. Check Your Answers:
Always double-check your answers before moving on to the next question. Review the calculations, units, and significant figures to ensure accuracy. If time permits, re-solve the problem using a different approach to verify the result.

Conclusion:
By following these tips and tricks, you can enhance your problem-solving skills and improve your performance in numerical questions in Paper I. Regular practice, understanding the concepts, and applying a systematic approach will help you solve numerical problems efficiently and accurately. Remember to stay calm, manage your time effectively, and maintain a positive mindset during the exam.