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Q: Is 0.555555 both rational and irrational rational neither rational nor irrational irrational?

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Integers are rational. In the set of real numbers, every number is either rational or irrational; a number can't be both or neither.

If it can't be expressed as a fraction then it is an irrational number

The number 3 is a rational number (as is any integer).

It is rational.A number cannot be both rational and irrational.

Integers and fractions that have integers in the numerator and denominator are rational. A number can't be rational and irrational at the same time - irrational means "not rational".

If it ends there, it is rational. If the "68" continues on and on, it is also rational.

0.727272 is the ratio of 727,272 and 1,000,000. So it's nice and rational.

Irrational* * * * *No.The number can be represented by a terminating decimal so it is rational.A number cannot be both rational and irrational. And unless you are into higher maths (and if you are, the distinction between rationals and irrationals will be child's play) there are none that are neither rational nor irrational. So, for your purposes, they must be one or the other but cannot be both.Even if it is an infinite decimal, with 6868 going on for ever, it is rational.

No, no number can be both rational and irrational.

It will be irrational.

No. A rational number is a number that either terminates or repeats. An irrational number neither terminates nor repeats. Therefore, it cannot be both.

It doesn't happen. A number cannot be both rational and irrational. It is possible for it to be NEITHER if it is not Real number, i.e. involves the square root of -1, i.e is an imaginary or complex number number.

It can't be both at the same time. Irrational means "not rational".

No. Irrational means "not rational". A number either is rational, or it is not rational - tercium non datur.

-34 is a rational number

No, they are two separate groups of numbers. A number is either rational or irrational, never both.

The product of an irrational number and a rational number, both nonzero, is always irrational

There is no such thing as a number that is both rational and irrational. By definition, every number is either rational or irrational.

They can be both

They are both rational.

Both irrational and rational are real. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

Yes. A number can be either rational or irrational, but never both; otherwise there would be an inherent contradiction.

A real number can be either rational or irrational. It can't be both at the same time.

All irrational numbers are Real numbers - it's part of the definition of an irrational number. Imaginary numbers are neither rational nor irrational. An example of a number that is both Real and irrational is the square root of two. Another example is the number pi.

Both are part of the real numbers; both are infinite sets. (However, there are more irrational than rational numbers.)Both are part of the real numbers; both are infinite sets. (However, there are more irrational than rational numbers.)Both are part of the real numbers; both are infinite sets. (However, there are more irrational than rational numbers.)Both are part of the real numbers; both are infinite sets. (However, there are more irrational than rational numbers.)