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No, it cannot. The product of a rational and irrational is always irrational. And half a number is equivalent to multiplication by 0.5

Q: Can half of an irrational number be rational?

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10.01 is a rational number

Rational

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

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

rational * irrational = irrational.

Related questions

10.01 is a rational number

As a number which can be expressed as a fraction, 1/2 is a rational number.

Rational

RATIONAL , because you can convert it to a RATION (FRACTION). Method Let P = 0.272727.... Then 100P = 27.272727.... Subtract 99P = 27 (Note the decimals to infinity subtract to zero. P = 27/99 Cancel down by '9' P = 3/11 ( Which is a RATIO/rational). Since both '3' & '11' are prime numbers this will not cancel down any further. Hence 3/11 = 0.272727....

It is a rational number.

is 34.54 and irrational or rational. number

1.5 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 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.