Easy Mathematics Real Numbers Class 10 Level 21

\(\frac{3}{80}\) का दशमलव प्रसार कितने दशमलव स्थानों पर समाप्त होगा?

After how many decimal places will \(\frac{3}{80}\) terminate?

Explanation opens after your attempt
Correct Answer

C. (4)

Step 1

Concept

\(80=2^4\times5\).

Step 2

Why this answer is correct

The larger exponent is (4), so the decimal has (4) places.

Step 3

Exam Tip

Exam tip: You can also check by writing \(\frac{3}{80}=0.0375\). चरण 1: \(80=2^4\times5\) है। चरण 2: बड़ी घात (4) है, इसलिए दशमलव (4) स्थानों तक जाएगा। चरण 3: परीक्षा सुझाव: \(\frac{3}{80}=0.0375\) लिखकर भी जाँच सकते हैं।

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Mathematics Answer, Explanation and Revision Hints

\(\frac{3}{80}\) का दशमलव प्रसार कितने दशमलव स्थानों पर समाप्त होगा? / After how many decimal places will \(\frac{3}{80}\) terminate?

Correct Answer: C. (4). Explanation: चरण 1: \(80=2^4\times5\) है। चरण 2: बड़ी घात (4) है, इसलिए दशमलव (4) स्थानों तक जाएगा। चरण 3: परीक्षा सुझाव: \(\frac{3}{80}=0.0375\) लिखकर भी जाँच सकते हैं। / Step 1: \(80=2^4\times5\). Step 2: The larger exponent is (4), so the decimal has (4) places. Step 3: Exam tip: You can also check by writing \(\frac{3}{80}=0.0375\).

Which concept should I revise for this Mathematics MCQ?

\(80=2^4\times5\).

What exam hint can help solve this Mathematics question?

Exam tip: You can also check by writing \(\frac{3}{80}=0.0375\). चरण 1: \(80=2^4\times5\) है। चरण 2: बड़ी घात (4) है, इसलिए दशमलव (4) स्थानों तक जाएगा। चरण 3: परीक्षा सुझाव: \(\frac{3}{80}=0.0375\) लिखकर भी जाँच सकते हैं।

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