Which digit is repeating in the decimal (6.999\ldots)?
Answer and explanation
Correct answer: 9
In 6.999..., the digit after the decimal point is 9, and it continues as 9, 9, 9, ... indefinitely. Therefore, the repeating digit is 9. Option 99 is a two-digit group, whereas the question asks for a single digit. Exam tip: Identify the digit or group of digits that repeats continuously after the decimal point.
Frequently asked questions
What is the correct answer to this question?
9
Why is this the correct answer?
In 6.999..., the digit after the decimal point is 9, and it continues as 9, 9, 9, ... indefinitely. Therefore, the repeating digit is 9. Option 99 is a two-digit group, whereas the question asks for a single digit. Exam tip: Identify the digit or group of digits that repeats continuously after the decimal point.
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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