General idea based on the typical syllabus for aptitude and mental ability in competitive exams.
1. Logical Reasoning:
- Number and Letter Series
- Coding and Decoding
- Blood Relations
- Analogy
- Odd Man Out
- Puzzle-based Questions
- Data Sufficiency
2. Quantitative Aptitude:
- Number System
- HCF and LCM
- Percentages
- Profit and Loss
- Simple and Compound Interest
- Time and Work
- Time and Distance
- Ratio and Proportion
- Average
- Problems on Ages
3. Data Interpretation:
- Tables
- Bar Graphs
- Pie Charts
- Line Graphs
- Caselets
4. Mental Ability:
- Logical Games
- Analytical Reasoning
- Puzzles
- Syllogism
- Statement and Assumptions
- Statement and Arguments
- Statement and Courses of Action
5. Verbal Reasoning:
- Analogy
- Series Completion
- Classification
- Logical Venn Diagrams
- Alphabet Test
- Number, Ranking, and Time Sequence Test
- Eligibility Test
Please remember that this is a general outline and the actual TNPSC Group 1 APTITUDE AND MENTAL ABILITY syllabus may have specific topics or variations. Always refer to the official TNPSC notifications and syllabus documents for the most accurate information.