Mathematics · Time and Work
A can dig 1a part of a field in 20 hours, while A and B together can dig the complete field in 60 hours. What part of the field can B dig alone in 20 hours?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1a - 3a
- 213a
- 33aa - 3
- 4a - 33a✓
Correct answer
a - 33a
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