**Rational Numbers**: Fractions of two integers; non-repeating decimals.
**Rationals in Mathematics**: Set of numbers that can be expressed as fractions.
**Logical Arguments**: Sound reasoning based on facts and evidence.
**Philosophical Rationals**: Rational thought or justification for beliefs/actions.
**Economic Rations**: Allocated shares or portions, often food supplies.
**Statistical Ratios (Informal)**: Numerical comparisons representing relationships between quantities.