Mathematics · Number System
What is the value of the expression 642.5- × 7 (where 5- denotes a vinculum or recurring decimal 0.555...)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14497.8-✓
- 24494.8-
- 34497.6-
- 44494.5-
Correct answer
4497.8-
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