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Class 10 Mathematics Medium Mcq English Medium

Which statement about the prime factors of 12 is correct for a rational number with denominator 12 in lowest form?

Question
Which statement about the prime factors of 12 is correct for a rational number with denominator 12 in lowest form?
It cannot be represented as a fraction
Its decimal expansion terminates
It must be irrational
Its decimal expansion is non-terminating recurring
Answer
Its decimal expansion terminates
Detailed Explanation
A rational number has a terminating decimal expansion when the denominator in lowest form has no prime factors other than 2 and 5. — Examisthan.com
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