Yes because it can be expressed as a fraction in the form of 541/100
yes
Prime.
Yes.
yes
It must be a generalised rational number. Otherwise, if you select a rational number to multiply, then you will only prove it for that number.
1, 541 (541 is a prime number).
1 and 541.
541 is a prime number
It is a rational number. It can be written as a fraction.
yes
Prime.
Is 12.05 a rational number or irrational number?
DXLI
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.