After how many places will the decimal expansion of (\frac{11}{2^4\times5^2}) terminate?
Answer and explanation
Correct answer: (4)
Step 1: The denominator has only (2) and (5), so the decimal terminates. Step 2: The power of (2) is (4), and the power of (5) is (2), so the larger power is (4). Step 3: Exam tip: Focus more on prime powers of the denominator than the numerator.
Frequently asked questions
What is the correct answer to this question?
(4)
Why is this the correct answer?
Step 1: The denominator has only (2) and (5), so the decimal terminates. Step 2: The power of (2) is (4), and the power of (5) is (2), so the larger power is (4). Step 3: Exam tip: Focus more on prime powers of the denominator than the numerator.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Decimal expansion of rational numbers.
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