कौन सी संख्या का दशमलव प्रसार समाप्त होगा?
Which number has a terminating decimal expansion?
Explanation opens after your attempt
B. \(\frac{13}{40}\)
Concept
The denominator must have only factors 2 and 5. \(40=2^3\times5\).
Why this answer is correct
The correct answer is B. \(\frac{13}{40}\). The denominator must have only factors 2 and 5. \(40=2^3\times5\).
Exam Tip
हर में केवल 2 और 5 के गुणनखंड होने चाहिए। \(40=2^3\times5\)।
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