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Class 9MathematicsNumber SystemsDecimal representationEasyLevel 14
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In simplest form, what type of decimal expansion will ( \frac{4}{21} ) have?

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Answer and explanation

Correct answer: Non-terminating recurring

(21=3\times7) has factors other than (2) and (5). So this rational number gives a non-terminating recurring decimal.

Related tags

Number-SystemsDecimal-RepresentationRecurring-Test

Frequently asked questions

What is the correct answer to this question?

Non-terminating recurring

Why is this the correct answer?

(21=3\times7) has factors other than (2) and (5). So this rational number gives a non-terminating recurring decimal.

Which subject and chapter does this question cover?

This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Decimal representation.

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  5. 5Which of the following rational numbers has a terminating decimal form?
  6. 6Which type of decimal is not a rational number?
  7. 7What is the decimal form of 8\frac{2}{5}9?
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