Yes. Any time you have a digit, or a group of digits, that repeats indefinitely, you can convert that into a fraction, and it is therefore a rational number. Examples:0.33333... (1/3)
0.55555... (5/9)
0.142857 142857 142857... (1/7)
0.08333333... (1/12)
1,024
How about: 97531
0123 or 1234
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.