Concept-wise Practice

leading-zero MCQ Questions for Class 10

leading-zero se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

3 questions tagged with leading-zero.

Question 1/3 Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 21

\(0.\overline{063}\) का सरलतम भिन्न रूप कौन-सा है?

Which is the lowest fraction form of \(0.\overline{063}\)?

Explanation opens after your attempt
Correct Answer

A. \(\frac{7}{111}\)

Step 1

Concept

\(0.\overline{063}=\frac{63}{999}\), and reducing by (9) gives \(\frac{7}{111}\). An initial zero inside the repeating block is also counted as a digit.

Step 2

Why this answer is correct

The correct answer is A. \(\frac{7}{111}\). \(0.\overline{063}=\frac{63}{999}\), and reducing by (9) gives \(\frac{7}{111}\). An initial zero inside the repeating block is also counted as a digit.

Step 3

Exam Tip

\(0.\overline{063}=\frac{63}{999}\) और (9) से सरल करने पर \(\frac{7}{111}\) मिलता है। आवर्ती भाग में आरंभिक शून्य को भी अंक माना जाता है।

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Question 2/3 Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 20

\(0.\overline{045}\) को सरलतम भिन्न में लिखने पर हर क्या होगा?

What is the denominator when \(0.\overline{045}\) is written in lowest fraction form?

Explanation opens after your attempt
Correct Answer

A. (37)

Step 1

Concept

\(0.\overline{045}=\frac{45}{999}=\frac{5}{111}\), so the denominator is (111). An initial zero inside the repeating block is also counted as a digit.

Step 2

Why this answer is correct

The correct answer is A. (37). \(0.\overline{045}=\frac{45}{999}=\frac{5}{111}\), so the denominator is (111). An initial zero inside the repeating block is also counted as a digit.

Step 3

Exam Tip

\(0.\overline{045}=\frac{45}{999}=\frac{5}{111}\) है इसलिए हर (111) है। आवर्ती भाग में आरंभिक शून्य को भी अंक माना जाता है।

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Question 3/3 Expert Mathematics Real Numbers 7: Decimal expansion of rational numbers Class 10 Level 19

\(0.\overline{027}\) को सरलतम भिन्न में लिखने पर हर क्या होगा?

What is the denominator when \(0.\overline{027}\) is written in lowest fraction form?

Explanation opens after your attempt
Correct Answer

A. (37)

Step 1

Concept

\(0.\overline{027}=\frac{27}{999}=\frac{1}{37}\). An initial zero inside the repeating block is counted as a digit.

Step 2

Why this answer is correct

The correct answer is A. (37). \(0.\overline{027}=\frac{27}{999}=\frac{1}{37}\). An initial zero inside the repeating block is counted as a digit.

Step 3

Exam Tip

\(0.\overline{027}=\frac{27}{999}=\frac{1}{37}\)। आवर्ती भाग में आरंभिक शून्य भी अंकों की संख्या में गिना जाता है।

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