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3.14159 is rational. However, it is often used as an approximation for Ï€, which is irrational. It is important to recognise that the rational number, 3.14159, is only an approximation for Ï€.

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Q: Is 3.14159 a rational or irrational number?

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It is a rational number.

If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.

When a rational numbers is divided by an irrational number, the answer is irrational for every non-zero rational number.

Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]

Is 12.05 a rational number or irrational number?

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The number "3.14159" by itself is rational, since it can be written as 314159/100000. However, the number pi (which is about 3.14159) is not rational, because it continues endlessly.

it is a rational number but 4.121314..... is an irrational no

Irrational.

Such a product is always irrational - unless the rational number happens to be zero.

The product of a rational and irrational number can be rational if the rational is 0. Otherwise it is always irrational.

No number is irrational and rational.

If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.

When a rational numbers is divided by an irrational number, the answer is irrational for every non-zero rational number.