Civil Service Exam Reviewer · Basic Operations · hard

Express the repeating decimal 0.363636… as a fraction in lowest terms.

1. 9/25
2. 4/11
3. 2/5
4. 4/111

Answer

B. 4/11

Solution

For a 2-digit repeating block, 0.(36) = 36/99 = 4/11.

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