Civil Service Exam Reviewer · Basic Operations · hard

Express 0.9666… (only the 6 repeats) as a fraction in lowest terms.

1. 32/33
2. 29/30
3. 16/15
4. 24/25

Answer

B. 29/30

Solution

0.9(6) = (96 − 9)/90 = 87/90 = 29/30.

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