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Q: Is 8.9 a rational number
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Is 89 a rational or irrational number?

89 is a rational number.


Is the square root of 89 a rational number?

No


What numbers will produce a rational number when added to 0.25?

Any other rational number.


Is 89 over 1 rational or irrrational?

Any number that can make a fraction with whole numbers on top and bottom is rational. 89 is a whole number, and so is ' 1 ', so it looks like you've nicely succeeded in defining a rational number.


What is a rational number between seven eighths and nine tenths?

44/50, 89/100


Is 8.9 an irrational number?

No, 8.9 is a rational number because it can be expressed as a fraction in the form of 89/10


Is 1.234 is a not rational number?

It is a rational number


Is the product of a rational number and a rational number a rational number?

yes


Is a whole number is a rational number?

you mean is a whole number a rational number? and yes it is and rational number. Any number that can be put in a fraction is a rational number


How do you change a 89 into a fraction?

89 is an integer and not a fraction. However, it can be expressed in rational form as 89/1. You can then calculate equivalent rational fractions if you multiply both, its numerator and denominator, by any non-zero integer.


Is a rational number always a rational number?

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.


Which number can be multiplied to a rational number to explain that the product of two rational numbers is rational?

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.


How is a rational number that is not an integer different from a rational number that is an number?

A rational number which is an integer can be simplified to a form in which the denominator is 1. That is not possible for a rational number which is not an integer.


Can you multiply an irrational number and a rational number to get a rational number?

Yes, but only if the rational number is 0.


Can a rational number be multiplied by an irrational number and equal a rational number?

Only if the rational number is 0.


Is 3.456 a rational or irrational number?

It is a rational number. It can be written as a fraction.


Is 5.75 repeating a rational number or irrational?

It is a rational number.


Is -8 a rational or irrational number?

-8 is a rational number


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 the square root of 100 rational or irrational number?

It is 10 which is a rational number.


Is 1.96 a rational number or an irrational number?

1.96 is a rational number


Is the number 3 rational irrational both rational and irrational or neither rational?

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


Is 34 over 8 rational?

Yes. Any rational number divided by any other rational number is a rational number.


Is a Rational number plus rational number equals rational number?

Yes, the sum is always rational.


is 0.313111331 a rational or irrational number?

It is rational. An irrational number is a number that you cannot define by a fraction or a decimal. Since you wrote it as a decimal, it is rational.