Yes, it is.
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.
Only if the rational number is 0.
Yes, but only if the rational number is 0.
A rational number which is an integer can be simplified to a form in which the denominator is 1. That is not possible for a rational number which is not an integer.
The 3857 is probably a pattern or product number; it doesn't tell you anything about the silver itself.
The phone number of the Lewisboro Library is: 914-763-3857.
The phone number of the Levi E.Coe Library is: 860-349-3857.
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
The phone number of the Laughlin Memorial Free Library is: 724-266-3857.
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.