Mathematics · Time and Work
A1 alone can do a work in 12 days and A2 alone can do the same work in 15 days. With the help of A3, they finish the same work in 5 days. In how many days can A3 alone do the same work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 127 days
- 224 days
- 320 days✓
- 416 days
Correct answer
20 days
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