The fraction \( \frac{1}{3} \) can be described by the following categories:
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Rational Number: Yes, \( \frac{1}{3} \) is a rational number because it can be expressed as the quotient of two integers (1 and 3).
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Irrational Number: No, \( \frac{1}{3} \) is not an irrational number. Irrational numbers cannot be expressed as the ratio of two integers.
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Whole Number: No, \( \frac{1}{3} \) is not a whole number. Whole numbers are non-negative integers (0, 1, 2, ...), and \( \frac{1}{3} \) is a fraction.
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Real Number: Yes, \( \frac{1}{3} \) is a real number because all rational numbers are part of the real numbers.
Therefore, the correct descriptions for \( \frac{1}{3} \) are rational number and real number.