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Which number produces a rational number when multiplied by 1/3 ?

A. π
B.2.236067978...
C.3/7
D. √12

Respuesta :

3/7 produces a rational number when it is multiplied by 1/3.

What is rational number?

A number that can be represented as the quotient p/q of two integers such that q ≠ 0 is called a rational number.

What is irrational number?

An irrational number is a type of real number which cannot be represented as a simple fraction.

What is the product of rational number and a irrational number?

The product of any rational number and any irrational number is always a irrational number.

According to the given question

We have,

1/3 a rational number.

Some numbers , π,  2.236067978, 3/7, √12

Since, π is an irrational number as it is not recurring and not terminating, so its behavior is not known .

And we know that, when we multiply a rational number with a irrational number we get a irrational number.

Therefore, π × [tex]\frac{1}{3}[/tex] = irrational number.

Similarly,

2.236067978.... is a irrational number because it is not terminating and not recurring. And its behavior in not known.

Therefore,   2.236067978 × [tex]\frac{1}{3}[/tex] = irrational number

3/7 is a rational number

So, [tex]\frac{3}{7}[/tex] × [tex]\frac{1}{3}[/tex] = [tex]\frac{1}{7}[/tex] is a rational number.

√12 is a irrational number.

So, √12 × [tex]\frac{1}{3}[/tex] = irrational number

Hence, 3/7 produces a rational number when it is multiplied by 1/3.

Learn more about rational number and irrational number here:

https://brainly.com/question/17450097

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