Mathematics · Time and Work
'A' does 30% of a work in 30 days. He then calls 'B' and they together finish the remaining work in 20 days. How long would B alone take to do the whole work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1160 days
- 2120 days
- 380 days
- 440 days✓
Correct answer
40 days
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