A rational number is a number which can be expressed as a ratio of two integers, in the form p/q, where p and q are integers and q is not zero. it is so because that is how rational numbers are defined.
It is a rational number. It can be written as a fraction.
yes
Is 12.05 a rational number or irrational number?
1.96 is a rational number
It is a rational number, as it can be written as a fraction.
Yes, the sum is always rational.
There is no such thing as a number that is both rational and irrational. By definition, every number is either rational or irrational.
As much as, in these days of uncertainty, anything can be anything. As long as the constraints of a rational number are kept to, a rational number will always remain a rational number.
Yes, it is.
Yes.
It is a rational number, not an integer.
Yes.