yes
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.
Yes. Any rational number divided by another rational number is also rational.
It is a rational number because 0.434 can be expressed as a fraction in the form of 217/500 in its simplest terms
217 = 11011001
217 is already a whole number.
It is a rational number. It can be written as a fraction.
yes
217 isn't prime. It's factors are 1,7,31 and 217.
Is 12.05 a rational number or irrational number?
1.96 is a rational number
217 is not a prime number. 7 and 31 are factors of 217 besides one and itself.
It is a rational number, as it can be written as a fraction.
Yes, the sum is always rational.
217 is an Illinois number