Aptitude
Aptitude is a person’s natural ability or skill to learn and perform a particular type of work or activity. It shows how quickly and effectively someone can develop knowledge or solve problems in a specific area.
Examples:
Numerical aptitude → ability to work with numbers
Verbal aptitude → ability to understand language
Mechanical aptitude → ability to understand machines
Reasoning
Reasoning is the mental process of thinking logically to make decisions, solve problems, or draw conclusions from given information.
Types of reasoning:
Logical reasoning
Analytical reasoning
Verbal reasoning
Non-verbal reasoning
In simple words:
Aptitude measures potential and capability.
Reasoning measures logical thinking and problem-solving ability.