If (q=2^2\times3\times5) in a fraction (\frac{p}{q}) in lowest form, what type of decimal expansion will it have?
Answer and explanation
Correct answer: Non-terminating recurring
Step 1: The denominator (q) has (3) along with (2) and (5). Step 2: Since (3) remains in lowest form, the decimal will not terminate. Step 3: Exam tip: If any prime factor other than (2) and (5) remains in the denominator, the decimal is recurring.
Frequently asked questions
What is the correct answer to this question?
Non-terminating recurring
Why is this the correct answer?
Step 1: The denominator (q) has (3) along with (2) and (5). Step 2: Since (3) remains in lowest form, the decimal will not terminate. Step 3: Exam tip: If any prime factor other than (2) and (5) remains in the denominator, the decimal is recurring.
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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