Mathematics · Time and Work
A does 75% of a work in 57 days, then he calls in B and they together finish the remaining work in 9 days. How long would B alone take to do the whole work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 168 days
- 268.4 days✓
- 358.4 days
- 478 days
Correct answer
68.4 days
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