\( \frac{21}{80} \) के दशमलव रूप के बारे में सही कथन क्या है?
What is the correct statement about the decimal form of \( \frac{21}{80} \)?
Explanation opens after your attempt
Correct Answer
A. यह समाप्त दशमलव हैIt is terminating
Concept
\(80=2^4\times5\), so the denominator has only (2) and (5). Such a fraction gives a terminating decimal.
Why this answer is correct
The correct answer is A. यह समाप्त दशमलव है / It is terminating. \(80=2^4\times5\), so the denominator has only (2) and (5). Such a fraction gives a terminating decimal.
Exam Tip
\(80=2^4\times5\) है इसलिए हर में केवल (2) और (5) हैं। ऐसा भिन्न समाप्त दशमलव देता है।
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