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Q: Is 1.2 an irrational number or rational number?

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rational

It is a rational number

It is irrational.

It is a rational number. An irrational number is a decimal that is infinite and has no repition or pattern.

10.01 is a rational number

12 is the ratio of 12 and 1 ... nice and rational.

-12 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

It is a rational number.

Rational

Rational.

It is a rational number

No rational number is an irrational number.

Irrational.

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

No number is irrational and rational.

Irrational. If you multiply a rational number by an irrational number, you will always get an irrational number (except if the rational number happens to be zero).

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.

The sum of the three can be rational or irrational.

The square root of 144 is 12 which is a rational number

The sum of a rational and irrational number must be an irrational number.

rational * irrational = irrational.

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

It will be irrational.

It is always irrational.