No, it is rational.
It is rational. It is rational. It is rational. It is rational.
"Rational" is an adjective and so there cannot be "a rational" (and certainly not "an rational"). Any answer would depend on whether the question was about a rational number, a rational person, a rational argument or "a rational" combined with some other noun.
It is rational.
It is rational.
That terminating decimal 0.2020020002 is a rational number and is: 2020020002/10000000000 = 1010010001/5000000000 If you mean a non-terminating decimal 0.2020020002.... where each 2 is followed by one more zero than the previous 2 then it is not a rational number.
Rational
1.14 is rational.
Rational. Rational. Rational. Rational.
rational
4.6 is rational.
No, it is rational.
It is a rational number
It is rational. It is rational. It is rational. It is rational.
Rational.
No, it is rational.
It is rational