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Class 10MathematicsReal NumbersIrrational numbersMediumLevel 13
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If in (0.101001000100001\ldots) the number of zeros keeps increasing each time, what type of number is it?

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Answer and explanation

Correct answer: Irrational

Step 1: This decimal has no fixed repeating block. Step 2: It is non-terminating and non-recurring, so it is irrational. Step 3: In long decimals, always check for a fixed repeating pattern.

Related tags

Real-NumbersDecimal-ExpansionNon-Recurring

Frequently asked questions

What is the correct answer to this question?

Irrational

Why is this the correct answer?

Step 1: This decimal has no fixed repeating block. Step 2: It is non-terminating and non-recurring, so it is irrational. Step 3: In long decimals, always check for a fixed repeating pattern.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Irrational numbers.

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10 more MCQs
  1. 1Which of the following numbers is irrational?
  2. 2Which of the following numbers is rational?
  3. 3What type of number is (\sqrt{16})?
  4. 4Which statement about (\sqrt{10}) is correct?
  5. 5Which of the following is an example of an irrational number?
  6. 6Which decimal form represents an irrational number?
  7. 7What type of number is (0.3333\ldots)?
  8. 8Which statement is correct about (0.101001000100001\ldots)?
  9. 9If (a) is a non-zero rational number and (b) is an irrational number, what type of number is (ab) generally?
  10. 10What type of number is (\sqrt{2}+3)?
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