always
Whole numbers can never be irrational.
They are always true - if your calculations are sound.
The moon.
The moon.
Sometimes
sometimes
Sometimes.
always
Sometimes true.
The answer is sometimes - when the multiple in question is 1.
Sometimes.
Never.
Whole numbers can never be irrational.
They are always true - if your calculations are sound.
Always even.
Rational numbers can always be expressed as fractions.