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

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Q: Is a number either rational or irrational but not both?
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What is a rational number number which is not a rational number?

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


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

No number can be both rational and irrational. And, at the level that you must be for you to need to ask that question, a number must be either rational or irrational (ie not neither). 0.555555 is rational.


Which is a real number that is not a rational number?

Actually there are more irrational numbers than rational numbers. Most square roots, cubic roots, etc. are irrational (not rational). For example, the square of any positive integer is either an integer or an irrational number. The numbers e and pi are both irrational. Most expressions that involve those numbers are also irrational.


Are real numbers rational and irrational?

The set of real numbers is divided into rational and irrational numbers. The two subsets are disjoint and exhaustive. That is to say, there is no real number which is both rational and irrational. Also, any real number must be rational or irrational.


Can a number be both rational and irrational?

No.The definition of a rational number is a number that can be written as the quotient of two integers (and the divisor is not zero).The definition of an irrational number is a real number that cannot be written as the quotient of two integers (and the divisor is not zero).A number can either be written as the quotient of two integers or it can't. One or the other.A number cannot be both rational and irrational.

Related questions

Is three an irrational number rational number both rational and irrational or neither rational or irrational?

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


What is a rational number number which is not a rational number?

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


A number exists that is both a rational and irrational?

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


Can rational numbers be irrational numbers?

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


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

No number can be both rational and irrational. And, at the level that you must be for you to need to ask that question, a number must be either rational or irrational (ie not neither). 0.555555 is rational.


Are there numbers that are both rational and irrational?

No, no number can be both rational and irrational.


A number is either a rational or an irrational but not both True or False?

True.


When you multiply an irrational number by a rational number will the answer always be irrational rational or both?

It will be irrational.


Are some rational numbers are irrational numbers?

Numbers cannot be rational and irrational at the same time.


Is 0737373 rational irrational both rational and irrational or neither rational?

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


If a number is a real number can it be rational and irrational simultaneously Why?

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


Is the number below rational irrational both rational and irrational or neither rational nor irrational?

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